From 2b0c5028a417e2bee480176daa3886d1d7821572 Mon Sep 17 00:00:00 2001
From: Will Bainbridge <http://cfd.direct>
Date: Mon, 14 Oct 2019 09:04:37 +0100
Subject: [PATCH] Corrected typos in comments and in name of
 solidEquilibriumEnergySource fvOption

Patch contributed by Timo Niemi, VTT.
Resolves bug report https://bugs.openfoam.org/view.php?id=3369
---
 .../compressible/rhoSimpleFoam/pcEqn.H        |  2 +-
 .../electromagnetics/magneticFoam/magnet.H    |  2 +-
 .../electromagnetics/mhdFoam/mhdFoam.C        |  2 +-
 .../financial/financialFoam/financialFoam.C   |  4 ++--
 .../adjointShapeOptimizationFoam.C            |  4 ++--
 .../initAdjointContinuityErrs.H               |  4 ++--
 .../saturationModels/Antoine/Antoine.H        |  4 ++--
 .../AntoineExtended/AntoineExtended.H         |  2 +-
 .../saturationModels/ArdenBuck/ArdenBuck.H    |  4 ++--
 .../constantSaturationConditions.H            |  2 +-
 .../saturationModels/function1/function1.H    |  2 +-
 .../saturationModels/polynomial/polynomial.H  |  2 +-
 .../saturationModel/saturationModel.H         |  2 +-
 .../MomentumTransferPhaseSystem.H             |  2 +-
 .../reactingMultiphaseEulerFoam.C             |  2 +-
 .../reactingTwoPhaseEulerFoam.C               |  2 +-
 .../conformalVoronoiMesh.H                    |  2 +-
 .../faceAgglomerate/faceAgglomerate.C         |  4 ++--
 .../preProcessing/viewFactorsGen/shootRays.H  |  2 +-
 .../equilibriumFlameT/equilibriumFlameT.C     |  4 ++--
 src/ODE/ODESolvers/seulex/seulex.H            |  2 +-
 .../CompressibleTurbulenceModel.H             |  6 ++---
 .../EddyDiffusivity/EddyDiffusivity.H         |  2 +-
 .../ThermalDiffusivity/ThermalDiffusivity.H   |  6 ++---
 .../IncompressibleTurbulenceModel.H           |  4 ++--
 .../PhaseCompressibleTurbulenceModel.H        |  6 ++---
 .../PhaseIncompressibleTurbulenceModel.H      |  6 ++---
 src/combustionModels/FSD/FSD.H                |  2 +-
 .../reactionRateFlameArea.H                   |  2 +-
 .../dynamicRefineFvMesh/dynamicRefineFvMesh.C |  2 +-
 .../activeBaffleVelocityFvPatchVectorField.H  |  2 +-
 .../externalCoupledMixedFvPatchField.H        |  8 +++----
 .../finiteVolume/fvc/fvcMagSqrGradGrad.H      |  4 ++--
 .../field/streamLine/streamLine.H             |  4 ++--
 .../field/turbulenceFields/turbulenceFields.H |  2 +-
 .../forces/forceCoeffs/forceCoeffs.H          |  4 ++--
 src/functionObjects/forces/forces/forces.H    |  2 +-
 src/fvOptions/Make/files                      |  2 +-
 .../effectivenessHeatExchangerSource.H        |  2 +-
 .../profileModel/lookup/lookupProfile.H       |  2 +-
 .../derived/rotorDiskSource/rotorDiskSource.H |  2 +-
 .../trimModel/targetCoeff/targetCoeffTrim.H   |  4 ++--
 .../solidEquilibriumEnergySource.C}           | 21 ++++++++--------
 .../solidEquilibriumEnergySource.H}           | 24 +++++++++----------
 .../solidificationMeltingSource.H             |  2 +-
 .../variableHeatTransfer.H                    |  2 +-
 .../COxidationMurphyShaddix.C                 |  2 +-
 .../MPPIC/AveragingMethods/Dual/Dual.H        |  2 +-
 .../TimeScaleModels/equilibrium/equilibrium.H |  4 ++--
 .../nonEquilibrium/nonEquilibrium.H           |  4 ++--
 .../ThermoLookupTableInjection.H              |  6 ++---
 .../mdTools/createAutoCorrelationFunctions.H  |  8 +++----
 .../molecule/molecule/molecule.H              |  2 +-
 .../molecule/molecule/moleculeI.H             |  6 ++---
 .../spray/submodels/BreakupModel/SHF/SHF.H    |  2 +-
 .../spray/submodels/BreakupModel/TAB/TAB.H    |  2 +-
 .../radiationModels/fvDOM/fvDOM.H             |  6 ++---
 .../regionModel/regionModel1D/regionModel1D.H |  4 ++--
 .../kinematicSingleLayer.H                    |  6 ++---
 .../thermoSingleLayer/thermoSingleLayer.C     |  4 ++--
 .../thermoSingleLayer/thermoSingleLayer.H     |  2 +-
 .../thermalBaffleModels/noThermo/noThermo.H   |  2 +-
 .../thermalBaffle/thermalBaffle.H             |  2 +-
 .../meshToMeshMethod/meshToMeshMethod.H       |  2 +-
 src/sampling/probes/probes.H                  |  2 +-
 .../basic/basicThermo/basicThermo.H           |  2 +-
 .../basic/heThermo/heThermo.H                 |  4 ++--
 .../BasicChemistryModels.C                    |  4 ++--
 .../StandardChemistryModel.H                  |  2 +-
 .../liquidProperties/Ar/Ar.C                  |  6 ++---
 .../liquidProperties/Ar/Ar.H                  |  6 ++---
 .../liquidProperties/C10H22/C10H22.C          |  6 ++---
 .../liquidProperties/C10H22/C10H22.H          |  6 ++---
 .../liquidProperties/C12H26/C12H26.C          |  6 ++---
 .../liquidProperties/C12H26/C12H26.H          |  6 ++---
 .../liquidProperties/C13H28/C13H28.C          |  6 ++---
 .../liquidProperties/C13H28/C13H28.H          |  6 ++---
 .../liquidProperties/C14H30/C14H30.C          |  6 ++---
 .../liquidProperties/C14H30/C14H30.H          |  6 ++---
 .../liquidProperties/C16H34/C16H34.C          |  6 ++---
 .../liquidProperties/C16H34/C16H34.H          |  6 ++---
 .../liquidProperties/C2H5OH/C2H5OH.C          |  6 ++---
 .../liquidProperties/C2H5OH/C2H5OH.H          |  6 ++---
 .../liquidProperties/C2H6/C2H6.C              |  6 ++---
 .../liquidProperties/C2H6/C2H6.H              |  6 ++---
 .../liquidProperties/C2H6O/C2H6O.C            |  6 ++---
 .../liquidProperties/C2H6O/C2H6O.H            |  6 ++---
 .../liquidProperties/C3H6O/C3H6O.C            |  6 ++---
 .../liquidProperties/C3H6O/C3H6O.H            |  6 ++---
 .../liquidProperties/C3H8/C3H8.C              |  6 ++---
 .../liquidProperties/C3H8/C3H8.H              |  6 ++---
 .../liquidProperties/C4H10O/C4H10O.C          |  6 ++---
 .../liquidProperties/C4H10O/C4H10O.H          |  6 ++---
 .../liquidProperties/C6H14/C6H14.C            |  6 ++---
 .../liquidProperties/C6H14/C6H14.H            |  6 ++---
 .../liquidProperties/C6H6/C6H6.C              |  6 ++---
 .../liquidProperties/C6H6/C6H6.H              |  6 ++---
 .../liquidProperties/C7H16/C7H16.C            |  6 ++---
 .../liquidProperties/C7H16/C7H16.H            |  6 ++---
 .../liquidProperties/C7H8/C7H8.C              |  6 ++---
 .../liquidProperties/C7H8/C7H8.H              |  6 ++---
 .../liquidProperties/C8H10/C8H10.C            |  6 ++---
 .../liquidProperties/C8H10/C8H10.H            |  6 ++---
 .../liquidProperties/C8H18/C8H18.C            |  6 ++---
 .../liquidProperties/C8H18/C8H18.H            |  6 ++---
 .../liquidProperties/C9H20/C9H20.C            |  6 ++---
 .../liquidProperties/C9H20/C9H20.H            |  6 ++---
 .../liquidProperties/CH3OH/CH3OH.C            |  6 ++---
 .../liquidProperties/CH3OH/CH3OH.H            |  6 ++---
 .../liquidProperties/CH4N2O/CH4N2O.C          |  6 ++---
 .../liquidProperties/CH4N2O/CH4N2O.H          |  6 ++---
 .../liquidProperties/H2O/H2O.C                |  6 ++---
 .../liquidProperties/H2O/H2O.H                |  6 ++---
 .../liquidProperties/IC8H18/IC8H18.C          |  6 ++---
 .../liquidProperties/IC8H18/IC8H18.H          |  6 ++---
 .../liquidProperties/IDEA/IDEA.C              |  6 ++---
 .../liquidProperties/IDEA/IDEA.H              |  6 ++---
 .../liquidProperties/MB/MB.C                  |  6 ++---
 .../liquidProperties/MB/MB.H                  |  6 ++---
 .../liquidProperties/N2/N2.C                  |  4 ++--
 .../liquidProperties/N2/N2.H                  |  6 ++---
 .../liquidProperties/aC10H7CH3/aC10H7CH3.C    |  6 ++---
 .../liquidProperties/aC10H7CH3/aC10H7CH3.H    |  6 ++---
 .../liquidProperties/bC10H7CH3/bC10H7CH3.C    |  6 ++---
 .../liquidProperties/bC10H7CH3/bC10H7CH3.H    |  6 ++---
 .../liquidProperties/iC3H8O/iC3H8O.C          |  6 ++---
 .../liquidProperties/iC3H8O/iC3H8O.H          |  6 ++---
 .../liquidMixtureProperties.H                 |  2 +-
 .../liquidProperties/liquidProperties.H       |  4 ++--
 .../liquidProperties/nC3H8O/nC3H8O.C          |  6 ++---
 .../liquidProperties/nC3H8O/nC3H8O.H          |  6 ++---
 .../laminar/blockedChannel/system/fvOptions   |  4 ++--
 132 files changed, 314 insertions(+), 313 deletions(-)
 rename src/fvOptions/sources/derived/{solidEqulibriumEnergySource/solidEqulibriumEnergySource.C => solidEquilibriumEnergySource/solidEquilibriumEnergySource.C} (87%)
 rename src/fvOptions/sources/derived/{solidEqulibriumEnergySource/solidEqulibriumEnergySource.H => solidEquilibriumEnergySource/solidEquilibriumEnergySource.H} (88%)

diff --git a/applications/solvers/compressible/rhoSimpleFoam/pcEqn.H b/applications/solvers/compressible/rhoSimpleFoam/pcEqn.H
index 3020d711f9..5ee7c10f2c 100644
--- a/applications/solvers/compressible/rhoSimpleFoam/pcEqn.H
+++ b/applications/solvers/compressible/rhoSimpleFoam/pcEqn.H
@@ -89,7 +89,7 @@ else
     }
 }
 
-// The incompressibe form of the continuity error check is appropriate for
+// The incompressible form of the continuity error check is appropriate for
 // steady-state compressible also.
 #include "incompressible/continuityErrs.H"
 
diff --git a/applications/solvers/electromagnetics/magneticFoam/magnet.H b/applications/solvers/electromagnetics/magneticFoam/magnet.H
index 9e3437d2df..e8cff95781 100644
--- a/applications/solvers/electromagnetics/magneticFoam/magnet.H
+++ b/applications/solvers/electromagnetics/magneticFoam/magnet.H
@@ -114,7 +114,7 @@ public:
             return relativePermeability_;
         }
 
-        //- Return remenance
+        //- Return remenence
         inline const dimensionedScalar& Mr() const
         {
             return remanence_;
diff --git a/applications/solvers/electromagnetics/mhdFoam/mhdFoam.C b/applications/solvers/electromagnetics/mhdFoam/mhdFoam.C
index 9075f38311..e2f5223fed 100644
--- a/applications/solvers/electromagnetics/mhdFoam/mhdFoam.C
+++ b/applications/solvers/electromagnetics/mhdFoam/mhdFoam.C
@@ -34,7 +34,7 @@ Description
     conductivity sigma and permeability mu are read in as uniform
     constants.
 
-    A fictitous magnetic flux pressure pB is introduced in order to
+    A fictitious magnetic flux pressure pB is introduced in order to
     compensate for discretisation errors and create a magnetic face flux
     field which is divergence free as required by Maxwell's equations.
 
diff --git a/applications/solvers/financial/financialFoam/financialFoam.C b/applications/solvers/financial/financialFoam/financialFoam.C
index 9abe41f2f9..8b21f09285 100644
--- a/applications/solvers/financial/financialFoam/financialFoam.C
+++ b/applications/solvers/financial/financialFoam/financialFoam.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -47,7 +47,7 @@ int main(int argc, char *argv[])
 
     // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-    Info<< nl << "Calculating value(price of comodities)" << endl;
+    Info<< nl << "Calculating value(price of commodities)" << endl;
 
     surfaceScalarField phi("phi", (sigmaSqr - r)*(Pf & mesh.Sf()));
 
diff --git a/applications/solvers/incompressible/adjointShapeOptimizationFoam/adjointShapeOptimizationFoam.C b/applications/solvers/incompressible/adjointShapeOptimizationFoam/adjointShapeOptimizationFoam.C
index 3aaf59299f..9bb5df4dc0 100644
--- a/applications/solvers/incompressible/adjointShapeOptimizationFoam/adjointShapeOptimizationFoam.C
+++ b/applications/solvers/incompressible/adjointShapeOptimizationFoam/adjointShapeOptimizationFoam.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -22,7 +22,7 @@ License
     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
 Application
-    ajointShapeOptimizationFoam
+    adjointShapeOptimizationFoam
 
 Description
     Steady-state solver for incompressible, turbulent flow of non-Newtonian
diff --git a/applications/solvers/incompressible/adjointShapeOptimizationFoam/initAdjointContinuityErrs.H b/applications/solvers/incompressible/adjointShapeOptimizationFoam/initAdjointContinuityErrs.H
index 70b0e02bfd..0c445fa1f8 100644
--- a/applications/solvers/incompressible/adjointShapeOptimizationFoam/initAdjointContinuityErrs.H
+++ b/applications/solvers/incompressible/adjointShapeOptimizationFoam/initAdjointContinuityErrs.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -25,7 +25,7 @@ Global
     cumulativeAdjointContErr
 
 Description
-    Declare and initialise the cumulative ddjoint continuity error.
+    Declare and initialise the cumulative adjoint continuity error.
 
 \*---------------------------------------------------------------------------*/
 
diff --git a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/Antoine/Antoine.H b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/Antoine/Antoine.H
index 294a5a7cc1..f2be43e139 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/Antoine/Antoine.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/Antoine/Antoine.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2015-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2015-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -93,7 +93,7 @@ public:
         //- Saturation pressure
         virtual tmp<volScalarField> pSat(const volScalarField& T) const;
 
-        //- Saturation pressure derivetive w.r.t. temperature
+        //- Saturation pressure derivative w.r.t. temperature
         virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;
 
         //- Natural log of the saturation pressure
diff --git a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/AntoineExtended/AntoineExtended.H b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/AntoineExtended/AntoineExtended.H
index 1c9a02552c..3572fd49dc 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/AntoineExtended/AntoineExtended.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/AntoineExtended/AntoineExtended.H
@@ -93,7 +93,7 @@ public:
         //- Saturation pressure
         virtual tmp<volScalarField> pSat(const volScalarField& T) const;
 
-        //- Saturation pressure derivetive w.r.t. temperature
+        //- Saturation pressure derivative w.r.t. temperature
         virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;
 
         //- Natural log of the saturation pressure
diff --git a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/ArdenBuck/ArdenBuck.H b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/ArdenBuck/ArdenBuck.H
index 1d28487b30..1a8caf62ff 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/ArdenBuck/ArdenBuck.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/ArdenBuck/ArdenBuck.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2015-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2015-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -78,7 +78,7 @@ public:
         //- Saturation pressure
         virtual tmp<volScalarField> pSat(const volScalarField& T) const;
 
-        //- Saturation pressure derivetive w.r.t. temperature
+        //- Saturation pressure derivative w.r.t. temperature
         virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;
 
         //- Natural log of the saturation pressure
diff --git a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/constantSaturationConditions/constantSaturationConditions.H b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/constantSaturationConditions/constantSaturationConditions.H
index a8f2b24156..0578eb49d2 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/constantSaturationConditions/constantSaturationConditions.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/constantSaturationConditions/constantSaturationConditions.H
@@ -87,7 +87,7 @@ public:
         //- Saturation pressure
         virtual tmp<volScalarField> pSat(const volScalarField& T) const;
 
-        //- Saturation pressure derivetive w.r.t. temperature
+        //- Saturation pressure derivative w.r.t. temperature
         virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;
 
         //- Natural log of the saturation pressure
diff --git a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/function1/function1.H b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/function1/function1.H
index e575b60884..91e4a57cac 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/function1/function1.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/function1/function1.H
@@ -119,7 +119,7 @@ public:
         //- Saturation pressure
         virtual tmp<volScalarField> pSat(const volScalarField& T) const;
 
-        //- Saturation pressure derivetive w.r.t. temperature
+        //- Saturation pressure derivative w.r.t. temperature
         virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;
 
         //- Natural log of the saturation pressure
diff --git a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/polynomial/polynomial.H b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/polynomial/polynomial.H
index 804ac0a7bd..4ff72facec 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/polynomial/polynomial.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/polynomial/polynomial.H
@@ -89,7 +89,7 @@ public:
         //- Saturation pressure
         virtual tmp<volScalarField> pSat(const volScalarField& T) const;
 
-        //- Saturation pressure derivetive w.r.t. temperature
+        //- Saturation pressure derivative w.r.t. temperature
         virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;
 
         //- Natural log of the saturation pressure
diff --git a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/saturationModel/saturationModel.H b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/saturationModel/saturationModel.H
index 53a1c38c42..f4d640ebad 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/saturationModel/saturationModel.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/interfacialCompositionModels/saturationModels/saturationModel/saturationModel.H
@@ -103,7 +103,7 @@ public:
             const volScalarField& T
         ) const = 0;
 
-        //- Saturation pressure derivetive w.r.t. temperature
+        //- Saturation pressure derivative w.r.t. temperature
         virtual tmp<volScalarField> pSatPrime
         (
             const volScalarField& T
diff --git a/applications/solvers/multiphase/reactingEulerFoam/phaseSystems/PhaseSystems/MomentumTransferPhaseSystem/MomentumTransferPhaseSystem.H b/applications/solvers/multiphase/reactingEulerFoam/phaseSystems/PhaseSystems/MomentumTransferPhaseSystem/MomentumTransferPhaseSystem.H
index 1514f7bf47..92ee895dff 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/phaseSystems/PhaseSystems/MomentumTransferPhaseSystem/MomentumTransferPhaseSystem.H
+++ b/applications/solvers/multiphase/reactingEulerFoam/phaseSystems/PhaseSystems/MomentumTransferPhaseSystem/MomentumTransferPhaseSystem.H
@@ -25,7 +25,7 @@ Class
     Foam::MomentumTransferPhaseSystem
 
 Description
-    Class which models interfacial momenum transfer between a number of phases.
+    Class which models interfacial momentum transfer between a number of phases.
     Drag, virtual mass, lift, wall lubrication and turbulent dispersion are all
     modelled. The explicit contribution from the drag is omitted from the
     transfer matrices, as this forms part of the solution of the pressure
diff --git a/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C b/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C
index 0b8136a760..590bc41f78 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C
+++ b/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C
@@ -29,7 +29,7 @@ Description
     common pressure, but otherwise separate properties. The type of phase model
     is run time selectable and can optionally represent multiple species and
     in-phase reactions. The phase system is also run time selectable and can
-    optionally represent different types of momentun, heat and mass transfer.
+    optionally represent different types of momentum, heat and mass transfer.
 
 \*---------------------------------------------------------------------------*/
 
diff --git a/applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/reactingTwoPhaseEulerFoam.C b/applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/reactingTwoPhaseEulerFoam.C
index e7617d5a2d..4e2b33b0b6 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/reactingTwoPhaseEulerFoam.C
+++ b/applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/reactingTwoPhaseEulerFoam.C
@@ -29,7 +29,7 @@ Description
     but otherwise separate properties. The type of phase model is run time
     selectable and can optionally represent multiple species and in-phase
     reactions. The phase system is also run time selectable and can optionally
-    represent different types of momentun, heat and mass transfer.
+    represent different types of momentum, heat and mass transfer.
 
 \*---------------------------------------------------------------------------*/
 
diff --git a/applications/utilities/mesh/generation/foamyMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H b/applications/utilities/mesh/generation/foamyMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H
index 18cbf14cac..f088860894 100644
--- a/applications/utilities/mesh/generation/foamyMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H
+++ b/applications/utilities/mesh/generation/foamyMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H
@@ -441,7 +441,7 @@ private:
         ) const;
 
         //- Check to see if dual cell specified by given vertex iterator
-        //  intersects the boundary and hence reqires a point-pair
+        //  intersects the boundary and hence requires a point-pair
         bool dualCellSurfaceAnyIntersection
         (
             const Delaunay::Finite_vertices_iterator& vit
diff --git a/applications/utilities/preProcessing/faceAgglomerate/faceAgglomerate.C b/applications/utilities/preProcessing/faceAgglomerate/faceAgglomerate.C
index d44d900b29..adf2e92dff 100644
--- a/applications/utilities/preProcessing/faceAgglomerate/faceAgglomerate.C
+++ b/applications/utilities/preProcessing/faceAgglomerate/faceAgglomerate.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -110,7 +110,7 @@ int main(int argc, char *argv[])
     }
 
 
-    // - All patches which are not agglomarated are identity for finalAgglom
+    // - All patches which are not agglomerated are identity for finalAgglom
     forAll(boundary, patchid)
     {
         if (finalAgglom[patchid].size() == 0)
diff --git a/applications/utilities/preProcessing/viewFactorsGen/shootRays.H b/applications/utilities/preProcessing/viewFactorsGen/shootRays.H
index a9f9496cf2..f1dd9d5597 100644
--- a/applications/utilities/preProcessing/viewFactorsGen/shootRays.H
+++ b/applications/utilities/preProcessing/viewFactorsGen/shootRays.H
@@ -87,7 +87,7 @@ for (label proci = 0; proci < Pstream::nProcs(); proci++)
 
     DynamicList<label> dRayIs;
 
-    // Collect the rays which has not abstacle in bettween in rayStartFace
+    // Collect the rays which don't have obstacle in between rayStartFace
     // and rayEndFace. If the ray hit itself get stored in dRayIs
     forAll(hitInfo, rayI)
     {
diff --git a/applications/utilities/thermophysical/equilibriumFlameT/equilibriumFlameT.C b/applications/utilities/thermophysical/equilibriumFlameT/equilibriumFlameT.C
index e3bb9a4dcc..5ced9b45eb 100644
--- a/applications/utilities/thermophysical/equilibriumFlameT/equilibriumFlameT.C
+++ b/applications/utilities/thermophysical/equilibriumFlameT/equilibriumFlameT.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -130,7 +130,7 @@ int main(int argc, char *argv[])
     );
 
 
-    // Stoiciometric number of moles of species for one mole of fuel
+    // Stoichiometric number of moles of species for one mole of fuel
     scalar stoicO2 = n + m/4.0;
     scalar stoicN2 = (0.79/0.21)*(n + m/4.0);
     scalar stoicCO2 = n;
diff --git a/src/ODE/ODESolvers/seulex/seulex.H b/src/ODE/ODESolvers/seulex/seulex.H
index f6e138503a..a48c6c246a 100644
--- a/src/ODE/ODESolvers/seulex/seulex.H
+++ b/src/ODE/ODESolvers/seulex/seulex.H
@@ -115,7 +115,7 @@ class seulex
             const scalarField& scale
         ) const;
 
-        //- Polynomial extrpolation
+        //- Polynomial extrapolation
         void extrapolate
         (
             const label k,
diff --git a/src/TurbulenceModels/compressible/CompressibleTurbulenceModel/CompressibleTurbulenceModel.H b/src/TurbulenceModels/compressible/CompressibleTurbulenceModel/CompressibleTurbulenceModel.H
index 063be56e19..ecb85c9a1e 100644
--- a/src/TurbulenceModels/compressible/CompressibleTurbulenceModel/CompressibleTurbulenceModel.H
+++ b/src/TurbulenceModels/compressible/CompressibleTurbulenceModel/CompressibleTurbulenceModel.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2013-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -78,7 +78,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const transportModel& trasport,
+            const transportModel& transport,
             const word& propertiesName
         );
 
@@ -91,7 +91,7 @@ public:
             const volScalarField& rho,
             const volVectorField& U,
             const surfaceScalarField& phi,
-            const transportModel& trasportModel,
+            const transportModel& transportModel,
             const word& propertiesName = turbulenceModel::propertiesName
         );
 
diff --git a/src/TurbulenceModels/compressible/EddyDiffusivity/EddyDiffusivity.H b/src/TurbulenceModels/compressible/EddyDiffusivity/EddyDiffusivity.H
index 6d188eae8e..5bdd757786 100644
--- a/src/TurbulenceModels/compressible/EddyDiffusivity/EddyDiffusivity.H
+++ b/src/TurbulenceModels/compressible/EddyDiffusivity/EddyDiffusivity.H
@@ -87,7 +87,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const transportModel& trasport,
+            const transportModel& transport,
             const word& propertiesName
         );
 
diff --git a/src/TurbulenceModels/compressible/ThermalDiffusivity/ThermalDiffusivity.H b/src/TurbulenceModels/compressible/ThermalDiffusivity/ThermalDiffusivity.H
index 72682f0031..511c8be311 100644
--- a/src/TurbulenceModels/compressible/ThermalDiffusivity/ThermalDiffusivity.H
+++ b/src/TurbulenceModels/compressible/ThermalDiffusivity/ThermalDiffusivity.H
@@ -69,7 +69,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const transportModel& trasport,
+            const transportModel& transport,
             const word& propertiesName
         );
 
@@ -84,7 +84,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const transportModel& trasportModel,
+            const transportModel& transportModel,
             const word& propertiesName = turbulenceModel::propertiesName
         );
 
@@ -95,7 +95,7 @@ public:
             const volScalarField& rho,
             const volVectorField& U,
             const surfaceScalarField& phi,
-            const transportModel& trasportModel,
+            const transportModel& transportModel,
             const word& propertiesName = turbulenceModel::propertiesName
         );
 
diff --git a/src/TurbulenceModels/incompressible/IncompressibleTurbulenceModel/IncompressibleTurbulenceModel.H b/src/TurbulenceModels/incompressible/IncompressibleTurbulenceModel/IncompressibleTurbulenceModel.H
index 9a39d1f8b0..746e474f8a 100644
--- a/src/TurbulenceModels/incompressible/IncompressibleTurbulenceModel/IncompressibleTurbulenceModel.H
+++ b/src/TurbulenceModels/incompressible/IncompressibleTurbulenceModel/IncompressibleTurbulenceModel.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2013-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -91,7 +91,7 @@ public:
         (
             const volVectorField& U,
             const surfaceScalarField& phi,
-            const TransportModel& trasportModel,
+            const TransportModel& transportModel,
             const word& propertiesName = turbulenceModel::propertiesName
         );
 
diff --git a/src/TurbulenceModels/phaseCompressible/PhaseCompressibleTurbulenceModel/PhaseCompressibleTurbulenceModel.H b/src/TurbulenceModels/phaseCompressible/PhaseCompressibleTurbulenceModel/PhaseCompressibleTurbulenceModel.H
index d8a4f3dd6e..5e10b5b6e1 100644
--- a/src/TurbulenceModels/phaseCompressible/PhaseCompressibleTurbulenceModel/PhaseCompressibleTurbulenceModel.H
+++ b/src/TurbulenceModels/phaseCompressible/PhaseCompressibleTurbulenceModel/PhaseCompressibleTurbulenceModel.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2013-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -78,7 +78,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const transportModel& trasport,
+            const transportModel& transport,
             const word& propertiesName
         );
 
@@ -93,7 +93,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const transportModel& trasportModel,
+            const transportModel& transportModel,
             const word& propertiesName = turbulenceModel::propertiesName
         );
 
diff --git a/src/TurbulenceModels/phaseIncompressible/PhaseIncompressibleTurbulenceModel/PhaseIncompressibleTurbulenceModel.H b/src/TurbulenceModels/phaseIncompressible/PhaseIncompressibleTurbulenceModel/PhaseIncompressibleTurbulenceModel.H
index 8d3f26f234..4bcab5bc01 100644
--- a/src/TurbulenceModels/phaseIncompressible/PhaseIncompressibleTurbulenceModel/PhaseIncompressibleTurbulenceModel.H
+++ b/src/TurbulenceModels/phaseIncompressible/PhaseIncompressibleTurbulenceModel/PhaseIncompressibleTurbulenceModel.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2013-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -78,7 +78,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const TransportModel& trasportModel,
+            const TransportModel& transportModel,
             const word& propertiesName
         );
 
@@ -92,7 +92,7 @@ public:
             const volVectorField& U,
             const surfaceScalarField& alphaRhoPhi,
             const surfaceScalarField& phi,
-            const TransportModel& trasportModel,
+            const TransportModel& transportModel,
             const word& propertiesName = turbulenceModel::propertiesName
         );
 
diff --git a/src/combustionModels/FSD/FSD.H b/src/combustionModels/FSD/FSD.H
index 1cf7209338..8f5c111f04 100644
--- a/src/combustionModels/FSD/FSD.H
+++ b/src/combustionModels/FSD/FSD.H
@@ -26,7 +26,7 @@ Class
 
 Description
 
-    Flame Surface Dennsity (FDS) combustion model.
+    Flame Surface Density (FDS) combustion model.
 
     The fuel source term is given by mgft*pc*omegaFuelBar.
 
diff --git a/src/combustionModels/FSD/reactionRateFlameAreaModels/reactionRateFlameArea/reactionRateFlameArea.H b/src/combustionModels/FSD/reactionRateFlameAreaModels/reactionRateFlameArea/reactionRateFlameArea.H
index a7b8ee0dee..82ac83e5ec 100644
--- a/src/combustionModels/FSD/reactionRateFlameAreaModels/reactionRateFlameArea/reactionRateFlameArea.H
+++ b/src/combustionModels/FSD/reactionRateFlameAreaModels/reactionRateFlameArea/reactionRateFlameArea.H
@@ -65,7 +65,7 @@ protected:
         //- Mesh reference
         const fvMesh& mesh_;
 
-        //- Combstion model owner
+        //- Combustion model owner
         const combustionModel& combModel_;
 
         //- Fuel name
diff --git a/src/dynamicFvMesh/dynamicRefineFvMesh/dynamicRefineFvMesh.C b/src/dynamicFvMesh/dynamicRefineFvMesh/dynamicRefineFvMesh.C
index e1c2b78dde..03bee363b9 100644
--- a/src/dynamicFvMesh/dynamicRefineFvMesh/dynamicRefineFvMesh.C
+++ b/src/dynamicFvMesh/dynamicRefineFvMesh/dynamicRefineFvMesh.C
@@ -58,7 +58,7 @@ Foam::label Foam::dynamicRefineFvMesh::count
             n++;
         }
 
-        // debug also serves to get-around Clang compiler trying to optimsie
+        // debug also serves to get-around Clang compiler trying to optimise
         // out this forAll loop under O3 optimisation
         if (debug)
         {
diff --git a/src/finiteVolume/fields/fvPatchFields/derived/activeBaffleVelocity/activeBaffleVelocityFvPatchVectorField.H b/src/finiteVolume/fields/fvPatchFields/derived/activeBaffleVelocity/activeBaffleVelocityFvPatchVectorField.H
index 6ec9709767..78607c95f9 100644
--- a/src/finiteVolume/fields/fvPatchFields/derived/activeBaffleVelocity/activeBaffleVelocityFvPatchVectorField.H
+++ b/src/finiteVolume/fields/fvPatchFields/derived/activeBaffleVelocity/activeBaffleVelocityFvPatchVectorField.H
@@ -55,7 +55,7 @@ Usage
     \table
         Property     | Description             | Required    | Default value
         p            | pressure field name     | no          | p
-        cyclicPatch  | cylclic patch name      | yes         |
+        cyclicPatch  | cyclic patch name      | yes         |
         orientation  | 1 or -1 used to switch flow direction | yes|
         openFraction | current opatch open fraction [0-1]| yes |
         openingTime  | time taken to open the baffle | yes |
diff --git a/src/finiteVolume/fields/fvPatchFields/derived/externalCoupledMixed/externalCoupledMixedFvPatchField.H b/src/finiteVolume/fields/fvPatchFields/derived/externalCoupledMixed/externalCoupledMixedFvPatchField.H
index 607d59507f..80dd2db99f 100644
--- a/src/finiteVolume/fields/fvPatchFields/derived/externalCoupledMixed/externalCoupledMixedFvPatchField.H
+++ b/src/finiteVolume/fields/fvPatchFields/derived/externalCoupledMixed/externalCoupledMixedFvPatchField.H
@@ -42,11 +42,11 @@ Description
 
     \verbatim
         # Patch: <patch name>
-        <value1> <gradient1> <valueFracion1>
-        <value2> <gradient2> <valueFracion2>
-        <value3> <gradient3> <valueFracion3>
+        <value1> <gradient1> <valueFraction1>
+        <value2> <gradient2> <valueFraction2>
+        <value3> <gradient3> <valueFraction3>
         ...
-        <valueN> <gradientN> <valueFracionN>
+        <valueN> <gradientN> <valueFractionN>
     \endverbatim
 
     Data is sent/received as a single file for all patches from the directory
diff --git a/src/finiteVolume/finiteVolume/fvc/fvcMagSqrGradGrad.H b/src/finiteVolume/finiteVolume/fvc/fvcMagSqrGradGrad.H
index 85e88ce227..ea5e536cea 100644
--- a/src/finiteVolume/finiteVolume/fvc/fvcMagSqrGradGrad.H
+++ b/src/finiteVolume/finiteVolume/fvc/fvcMagSqrGradGrad.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -25,7 +25,7 @@ InNamespace
     Foam::fvc
 
 Description
-    Calculate the magnitiude of the square of the gradient of the gradient of
+    Calculate the magnitude of the square of the gradient of the gradient of
     the given volField.
 
 SourceFiles
diff --git a/src/functionObjects/field/streamLine/streamLine.H b/src/functionObjects/field/streamLine/streamLine.H
index 3622794e2f..975f58f2ec 100644
--- a/src/functionObjects/field/streamLine/streamLine.H
+++ b/src/functionObjects/field/streamLine/streamLine.H
@@ -190,7 +190,7 @@ private:
 
         // Demand driven
 
-            //- Mesh searching enigne
+            //- Mesh searching engine
             autoPtr<meshSearch> meshSearchPtr_;
 
             //- Seed set engine
@@ -257,7 +257,7 @@ public:
         //- Do nothing
         virtual bool execute();
 
-        //- Calculate and write the steamlines
+        //- Calculate and write the streamlines
         virtual bool write();
 
         //- Update for changes of mesh
diff --git a/src/functionObjects/field/turbulenceFields/turbulenceFields.H b/src/functionObjects/field/turbulenceFields/turbulenceFields.H
index 8f5be6aa1f..a79e6b19db 100644
--- a/src/functionObjects/field/turbulenceFields/turbulenceFields.H
+++ b/src/functionObjects/field/turbulenceFields/turbulenceFields.H
@@ -28,7 +28,7 @@ Description
     Stores turbulence fields on the mesh database for further manipulation.
 
     Fields are stored as copies of the original, with the prefix
-    "tubulenceModel:", e.g.:
+    "turbulenceModel:", e.g.:
 
     \verbatim
     turbulenceModel:R
diff --git a/src/functionObjects/forces/forceCoeffs/forceCoeffs.H b/src/functionObjects/forces/forceCoeffs/forceCoeffs.H
index a2aeb5a103..7fa4c5195b 100644
--- a/src/functionObjects/forces/forceCoeffs/forceCoeffs.H
+++ b/src/functionObjects/forces/forceCoeffs/forceCoeffs.H
@@ -62,7 +62,7 @@ Usage
         patches      | patches included in the forces calculation | yes |
         liftDir      | lift direction          | yes         |
         dragDir      | drag direction          | yes         |
-        pitchAxis    | picth axis              | yes         |
+        pitchAxis    | pitch axis              | yes         |
         magUInf      | free stream velocity magnitude | yes  |
         lRef         | reference length scale for moment calculations | yes |
         Aref         | reference area          | yes |
@@ -73,7 +73,7 @@ Usage
     \table
         nBin         | number of data bins     | yes         |
         direction    | direction along which bins are defined | yes |
-        cumulative   | bin data accumulated with incresing distance | yes |
+        cumulative   | bin data accumulated with increasing distance | yes |
     \endtable
 
 See also
diff --git a/src/functionObjects/forces/forces/forces.H b/src/functionObjects/forces/forces/forces.H
index 15f98f90ef..8fd20970cb 100644
--- a/src/functionObjects/forces/forces/forces.H
+++ b/src/functionObjects/forces/forces/forces.H
@@ -70,7 +70,7 @@ Usage
     \table
         nBin         | number of data bins     | yes         |
         direction    | direction along which bins are defined | yes |
-        cumulative   | bin data accumulated with incresing distance | yes |
+        cumulative   | bin data accumulated with increasing distance | yes |
     \endtable
 
 Note
diff --git a/src/fvOptions/Make/files b/src/fvOptions/Make/files
index 6aeedc3af0..f8ac1b566a 100644
--- a/src/fvOptions/Make/files
+++ b/src/fvOptions/Make/files
@@ -43,7 +43,7 @@ $(derivedSources)/damping/verticalDamping/verticalDamping.C
 $(derivedSources)/phaseLimitStabilization/phaseLimitStabilization.C
 $(derivedSources)/accelerationSource/accelerationSource.C
 $(derivedSources)/volumeFractionSource/volumeFractionSource.C
-$(derivedSources)/solidEqulibriumEnergySource/solidEqulibriumEnergySource.C
+$(derivedSources)/solidEquilibriumEnergySource/solidEquilibriumEnergySource.C
 
 interRegion = sources/interRegion
 $(interRegion)/interRegionHeatTransfer/interRegionHeatTransferModel/interRegionHeatTransferModel.C
diff --git a/src/fvOptions/sources/derived/effectivenessHeatExchangerSource/effectivenessHeatExchangerSource.H b/src/fvOptions/sources/derived/effectivenessHeatExchangerSource/effectivenessHeatExchangerSource.H
index 2f7a924f74..6716b1f46f 100644
--- a/src/fvOptions/sources/derived/effectivenessHeatExchangerSource/effectivenessHeatExchangerSource.H
+++ b/src/fvOptions/sources/derived/effectivenessHeatExchangerSource/effectivenessHeatExchangerSource.H
@@ -36,7 +36,7 @@ Description
     where:
     \vartable
         Q_t       | total heat source
-        e(\phi,\dot{m}_2) | effectivenes table
+        e(\phi,\dot{m}_2) | effectiveness table
         \phi      | net mass flux entering heat exchanger [kg/s]
         \dot{m}_2 | secondary mass flow rate [kg/s]
         T_1       | primary inlet temperature [K]
diff --git a/src/fvOptions/sources/derived/rotorDiskSource/profileModel/lookup/lookupProfile.H b/src/fvOptions/sources/derived/rotorDiskSource/profileModel/lookup/lookupProfile.H
index 66c620f80d..d3044d6110 100644
--- a/src/fvOptions/sources/derived/rotorDiskSource/profileModel/lookup/lookupProfile.H
+++ b/src/fvOptions/sources/derived/rotorDiskSource/profileModel/lookup/lookupProfile.H
@@ -25,7 +25,7 @@ Class
     Foam::lookupProfile
 
 Description
-    Look-up based profile data - drag and lift coefficients are lineraly
+    Look-up based profile data - drag and lift coefficients are linearly
     interpolated based on the supplied angle of attack
 
     Input in list format:
diff --git a/src/fvOptions/sources/derived/rotorDiskSource/rotorDiskSource.H b/src/fvOptions/sources/derived/rotorDiskSource/rotorDiskSource.H
index 3758cb5b84..495205b85f 100644
--- a/src/fvOptions/sources/derived/rotorDiskSource/rotorDiskSource.H
+++ b/src/fvOptions/sources/derived/rotorDiskSource/rotorDiskSource.H
@@ -27,7 +27,7 @@ Class
 Description
     Rotor disk source
 
-    Cell based momemtum source which approximates the mean effects of
+    Cell based momentum source which approximates the mean effects of
     rotor forces on a cylindrical region within the domain.
 
 Usage
diff --git a/src/fvOptions/sources/derived/rotorDiskSource/trimModel/targetCoeff/targetCoeffTrim.H b/src/fvOptions/sources/derived/rotorDiskSource/trimModel/targetCoeff/targetCoeffTrim.H
index 58c2f2f971..21f94cd731 100644
--- a/src/fvOptions/sources/derived/rotorDiskSource/trimModel/targetCoeff/targetCoeffTrim.H
+++ b/src/fvOptions/sources/derived/rotorDiskSource/trimModel/targetCoeff/targetCoeffTrim.H
@@ -59,8 +59,8 @@ Description
     Where:
 
         alpha = user-input conversion coefficient (default = 1)
-        rho   = desity
-        omega = rotor angulr velocity
+        rho   = density
+        omega = rotor angular velocity
         pi    = mathematical pi
 
 
diff --git a/src/fvOptions/sources/derived/solidEqulibriumEnergySource/solidEqulibriumEnergySource.C b/src/fvOptions/sources/derived/solidEquilibriumEnergySource/solidEquilibriumEnergySource.C
similarity index 87%
rename from src/fvOptions/sources/derived/solidEqulibriumEnergySource/solidEqulibriumEnergySource.C
rename to src/fvOptions/sources/derived/solidEquilibriumEnergySource/solidEquilibriumEnergySource.C
index 570e9d92ff..06931d6aaf 100644
--- a/src/fvOptions/sources/derived/solidEqulibriumEnergySource/solidEqulibriumEnergySource.C
+++ b/src/fvOptions/sources/derived/solidEquilibriumEnergySource/solidEquilibriumEnergySource.C
@@ -23,7 +23,7 @@ License
 
 \*---------------------------------------------------------------------------*/
 
-#include "solidEqulibriumEnergySource.H"
+#include "solidEquilibriumEnergySource.H"
 #include "fvmDdt.H"
 #include "fvmLaplacian.H"
 #include "addToRunTimeSelectionTable.H"
@@ -34,11 +34,11 @@ namespace Foam
 {
 namespace fv
 {
-    defineTypeNameAndDebug(solidEqulibriumEnergySource, 0);
+    defineTypeNameAndDebug(solidEquilibriumEnergySource, 0);
     addToRunTimeSelectionTable
     (
         option,
-        solidEqulibriumEnergySource,
+        solidEquilibriumEnergySource,
         dictionary
     );
 }
@@ -47,7 +47,8 @@ namespace fv
 
 // * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
-const Foam::volScalarField& Foam::fv::solidEqulibriumEnergySource::alpha() const
+const Foam::volScalarField&
+Foam::fv::solidEquilibriumEnergySource::alpha() const
 {
     const word alphaName = IOobject::groupName("alpha", phaseName_);
 
@@ -74,7 +75,7 @@ const Foam::volScalarField& Foam::fv::solidEqulibriumEnergySource::alpha() const
 }
 
 
-const Foam::solidThermo& Foam::fv::solidEqulibriumEnergySource::thermo() const
+const Foam::solidThermo& Foam::fv::solidEquilibriumEnergySource::thermo() const
 {
     const word thermoName =
         IOobject::groupName(basicThermo::dictName, phaseName_);
@@ -92,7 +93,7 @@ const Foam::solidThermo& Foam::fv::solidEqulibriumEnergySource::thermo() const
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
-Foam::fv::solidEqulibriumEnergySource::solidEqulibriumEnergySource
+Foam::fv::solidEquilibriumEnergySource::solidEquilibriumEnergySource
 (
     const word& name,
     const word& modelType,
@@ -111,13 +112,13 @@ Foam::fv::solidEqulibriumEnergySource::solidEqulibriumEnergySource
 
 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
-Foam::fv::solidEqulibriumEnergySource::~solidEqulibriumEnergySource()
+Foam::fv::solidEquilibriumEnergySource::~solidEquilibriumEnergySource()
 {}
 
 
 // * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
-void Foam::fv::solidEqulibriumEnergySource::addSup
+void Foam::fv::solidEquilibriumEnergySource::addSup
 (
     const volScalarField& rho,
     fvMatrix<scalar>& eqn,
@@ -140,7 +141,7 @@ void Foam::fv::solidEqulibriumEnergySource::addSup
 }
 
 
-void Foam::fv::solidEqulibriumEnergySource::addSup
+void Foam::fv::solidEquilibriumEnergySource::addSup
 (
     const volScalarField& alpha,
     const volScalarField& rho,
@@ -164,7 +165,7 @@ void Foam::fv::solidEqulibriumEnergySource::addSup
 }
 
 
-bool Foam::fv::solidEqulibriumEnergySource::read(const dictionary& dict)
+bool Foam::fv::solidEquilibriumEnergySource::read(const dictionary& dict)
 {
     if (option::read(dict))
     {
diff --git a/src/fvOptions/sources/derived/solidEqulibriumEnergySource/solidEqulibriumEnergySource.H b/src/fvOptions/sources/derived/solidEquilibriumEnergySource/solidEquilibriumEnergySource.H
similarity index 88%
rename from src/fvOptions/sources/derived/solidEqulibriumEnergySource/solidEqulibriumEnergySource.H
rename to src/fvOptions/sources/derived/solidEquilibriumEnergySource/solidEquilibriumEnergySource.H
index 5c83e0046f..d27fdc2fe3 100644
--- a/src/fvOptions/sources/derived/solidEqulibriumEnergySource/solidEqulibriumEnergySource.H
+++ b/src/fvOptions/sources/derived/solidEquilibriumEnergySource/solidEquilibriumEnergySource.H
@@ -22,7 +22,7 @@ License
     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
 Class
-    Foam::fv::solidEqulibriumEnergySource
+    Foam::fv::solidEquilibriumEnergySource
 
 Description
     This option adds the thermal inertia of a solid phase into the energy
@@ -45,7 +45,7 @@ Usage
     \verbatim
     <fvOptionName>
     {
-        type        solidEqulibriumEnergySource;
+        type        solidEquilibriumEnergySource;
         phase       solid;
         field       e;
     }
@@ -53,8 +53,8 @@ Usage
 
 \*---------------------------------------------------------------------------*/
 
-#ifndef solidEqulibriumEnergySource_H
-#define solidEqulibriumEnergySource_H
+#ifndef solidEquilibriumEnergySource_H
+#define solidEquilibriumEnergySource_H
 
 #include "fvOption.H"
 #include "volFields.H"
@@ -68,10 +68,10 @@ namespace fv
 {
 
 /*---------------------------------------------------------------------------*\
-                         Class solidEqulibriumEnergySource Declaration
+                        Class solidEquilibriumEnergySource Declaration
 \*---------------------------------------------------------------------------*/
 
-class solidEqulibriumEnergySource
+class solidEquilibriumEnergySource
 :
     public option
 {
@@ -90,13 +90,13 @@ class solidEqulibriumEnergySource
 public:
 
     //- Runtime type information
-    TypeName("solidEqulibriumEnergySource");
+    TypeName("solidEquilibriumEnergySource");
 
 
     // Constructors
 
         //- Construct from components
-        solidEqulibriumEnergySource
+        solidEquilibriumEnergySource
         (
             const word& name,
             const word& modelType,
@@ -105,14 +105,14 @@ public:
         );
 
         //- Disallow default bitwise copy construction
-        solidEqulibriumEnergySource
+        solidEquilibriumEnergySource
         (
-            const solidEqulibriumEnergySource&
+            const solidEquilibriumEnergySource&
         ) = delete;
 
 
     //- Destructor
-    virtual ~solidEqulibriumEnergySource();
+    virtual ~solidEquilibriumEnergySource();
 
 
     // Member Functions
@@ -146,7 +146,7 @@ public:
     // Member Operators
 
         //- Disallow default bitwise assignment
-        void operator=(const solidEqulibriumEnergySource&) = delete;
+        void operator=(const solidEquilibriumEnergySource&) = delete;
 };
 
 
diff --git a/src/fvOptions/sources/derived/solidificationMeltingSource/solidificationMeltingSource.H b/src/fvOptions/sources/derived/solidificationMeltingSource/solidificationMeltingSource.H
index d3e95768d7..210fd26fb0 100644
--- a/src/fvOptions/sources/derived/solidificationMeltingSource/solidificationMeltingSource.H
+++ b/src/fvOptions/sources/derived/solidificationMeltingSource/solidificationMeltingSource.H
@@ -26,7 +26,7 @@ Class
 
 Description
     This source is designed to model the effect of solidification and melting
-    processes, e.g. windhield defrosting.
+    processes, e.g. windshield defrosting.
 
     The isotherm phase change occurs at the melting temperature, \c Tsol (= \c
     Tliq). The not isotherm phase change occurs between solidus and liquidus
diff --git a/src/fvOptions/sources/interRegion/interRegionHeatTransfer/variableHeatTransfer/variableHeatTransfer.H b/src/fvOptions/sources/interRegion/interRegionHeatTransfer/variableHeatTransfer/variableHeatTransfer.H
index 865afb0932..fb73bc9213 100644
--- a/src/fvOptions/sources/interRegion/interRegionHeatTransfer/variableHeatTransfer/variableHeatTransfer.H
+++ b/src/fvOptions/sources/interRegion/interRegionHeatTransfer/variableHeatTransfer/variableHeatTransfer.H
@@ -74,7 +74,7 @@ class variableHeatTransfer
         //- Strut diameter
         scalar ds_;
 
-        //- Fluid Prandt number
+        //- Fluid Prandtl number
         scalar Pr_;
 
         //- Area per unit volume of heat exchanger
diff --git a/src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationMurphyShaddix/COxidationMurphyShaddix.C b/src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationMurphyShaddix/COxidationMurphyShaddix.C
index 20cacf76c7..66382bf77b 100644
--- a/src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationMurphyShaddix/COxidationMurphyShaddix.C
+++ b/src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationMurphyShaddix/COxidationMurphyShaddix.C
@@ -155,7 +155,7 @@ Foam::scalar Foam::COxidationMurphyShaddix<CloudType>::calculate
     // Particle surface area [m^2]
     const scalar Ap = constant::mathematical::pi*sqr(d);
 
-    // Calculate diffision constant at continuous phase temperature
+    // Calculate diffusion constant at continuous phase temperature
     // and density [m^2/s]
     const scalar D = D0_*(rho0_/rhoc)*pow(Tc/T0_, Dn_);
 
diff --git a/src/lagrangian/intermediate/submodels/MPPIC/AveragingMethods/Dual/Dual.H b/src/lagrangian/intermediate/submodels/MPPIC/AveragingMethods/Dual/Dual.H
index 07c43dd3ae..5634fef802 100644
--- a/src/lagrangian/intermediate/submodels/MPPIC/AveragingMethods/Dual/Dual.H
+++ b/src/lagrangian/intermediate/submodels/MPPIC/AveragingMethods/Dual/Dual.H
@@ -29,7 +29,7 @@ Description
 
     Point values are summed using the tetrahedral decomposition of the
     computational cells. Summation is done in the cells, and also in the
-    terahedrons surrounding each point. The latter forms a type of dual mesh.
+    tetrahedrons surrounding each point. The latter forms a type of dual mesh.
     The interpolation is weighted by proximity to the cell centre or point, as
     calculated by the barycentric coordinate within the tethrahedron.
 
diff --git a/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/equilibrium/equilibrium.H b/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/equilibrium/equilibrium.H
index b218daf7a5..a61c2beeb3 100644
--- a/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/equilibrium/equilibrium.H
+++ b/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/equilibrium/equilibrium.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2013-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -25,7 +25,7 @@ Class
     Foam::TimeScaleModels::equilibrium
 
 Description
-    Equlibrium model for the time scale over which properties of a dispersed
+    Equilibrium model for the time scale over which properties of a dispersed
     phase tend towards the mean value.
 
     Reference:
diff --git a/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/nonEquilibrium/nonEquilibrium.H b/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/nonEquilibrium/nonEquilibrium.H
index 88c9e07136..dff942992b 100644
--- a/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/nonEquilibrium/nonEquilibrium.H
+++ b/src/lagrangian/intermediate/submodels/MPPIC/TimeScaleModels/nonEquilibrium/nonEquilibrium.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2013-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2013-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -25,7 +25,7 @@ Class
     Foam::TimeScaleModels::nonEquilibrium
 
 Description
-    Non-Equlibrium model for the time scale over which properties of a
+    Non-Equilibrium model for the time scale over which properties of a
     dispersed phase tend towards the mean value.
 
     Reference:
diff --git a/src/lagrangian/intermediate/submodels/Thermodynamic/InjectionModel/ThermoLookupTableInjection/ThermoLookupTableInjection.H b/src/lagrangian/intermediate/submodels/Thermodynamic/InjectionModel/ThermoLookupTableInjection/ThermoLookupTableInjection.H
index 702acdf4c1..111837fbd4 100644
--- a/src/lagrangian/intermediate/submodels/Thermodynamic/InjectionModel/ThermoLookupTableInjection/ThermoLookupTableInjection.H
+++ b/src/lagrangian/intermediate/submodels/Thermodynamic/InjectionModel/ThermoLookupTableInjection/ThermoLookupTableInjection.H
@@ -86,13 +86,13 @@ class ThermoLookupTableInjection
         //- List of injectors
         kinematicParcelInjectionDataIOList injectors_;
 
-        //- List of cell labels corresoponding to injector positions
+        //- List of cell labels corresponding to injector positions
         labelList injectorCells_;
 
-        //- List of tetFace labels corresoponding to injector positions
+        //- List of tetFace labels corresponding to injector positions
         labelList injectorTetFaces_;
 
-        //- List of tetPt labels corresoponding to injector positions
+        //- List of tetPt labels corresponding to injector positions
         labelList injectorTetPts_;
 
 
diff --git a/src/lagrangian/molecularDynamics/molecule/mdTools/createAutoCorrelationFunctions.H b/src/lagrangian/molecularDynamics/molecule/mdTools/createAutoCorrelationFunctions.H
index 4a6f053245..f5b7266195 100644
--- a/src/lagrangian/molecularDynamics/molecule/mdTools/createAutoCorrelationFunctions.H
+++ b/src/lagrangian/molecularDynamics/molecule/mdTools/createAutoCorrelationFunctions.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -25,11 +25,11 @@ License
 
 Info << nl << "Creating autocorrelation functions." << endl;
 
-IOdictionary mdTransportProperitesDict
+IOdictionary mdTransportPropertiesDict
 (
     IOobject
     (
-        "mdTransportProperitesDict",
+        "mdTransportPropertiesDict",
         mesh.time().system(),
         mesh,
         IOobject::MUST_READ_IF_MODIFIED,
@@ -40,7 +40,7 @@ IOdictionary mdTransportProperitesDict
 
 const dictionary& autocorrelationFunctionDict
 (
-    mdTransportProperitesDict.subDict("autocorrelationFunctions")
+    mdTransportPropertiesDict.subDict("autocorrelationFunctions")
 );
 
 //- Velocity autocorrelation function
diff --git a/src/lagrangian/molecularDynamics/molecule/molecule/molecule.H b/src/lagrangian/molecularDynamics/molecule/molecule/molecule.H
index 4dccc9bd04..2e1181ca61 100644
--- a/src/lagrangian/molecularDynamics/molecule/molecule/molecule.H
+++ b/src/lagrangian/molecularDynamics/molecule/molecule/molecule.H
@@ -112,7 +112,7 @@ public:
 
             void checkSiteListSizes() const;
 
-            void setInteracionSiteBools
+            void setInteractionSiteBools
             (
                 const List<word>& siteIds,
                 const List<word>& pairPotSiteIds
diff --git a/src/lagrangian/molecularDynamics/molecule/molecule/moleculeI.H b/src/lagrangian/molecularDynamics/molecule/molecule/moleculeI.H
index 596f28ac1e..bdc16aef12 100644
--- a/src/lagrangian/molecularDynamics/molecule/molecule/moleculeI.H
+++ b/src/lagrangian/molecularDynamics/molecule/molecule/moleculeI.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -54,7 +54,7 @@ inline Foam::molecule::constantProperties::constantProperties
 {
     checkSiteListSizes();
 
-    setInteracionSiteBools
+    setInteractionSiteBools
     (
         List<word>(dict.lookup("siteIds")),
         List<word>(dict.lookup("pairPotentialSiteIds"))
@@ -307,7 +307,7 @@ inline void Foam::molecule::constantProperties::checkSiteListSizes() const
 }
 
 
-inline void Foam::molecule::constantProperties::setInteracionSiteBools
+inline void Foam::molecule::constantProperties::setInteractionSiteBools
 (
     const List<word>& siteIds,
     const List<word>& pairPotSiteIds
diff --git a/src/lagrangian/spray/submodels/BreakupModel/SHF/SHF.H b/src/lagrangian/spray/submodels/BreakupModel/SHF/SHF.H
index e7a438d572..13303fe268 100644
--- a/src/lagrangian/spray/submodels/BreakupModel/SHF/SHF.H
+++ b/src/lagrangian/spray/submodels/BreakupModel/SHF/SHF.H
@@ -26,7 +26,7 @@ Class
 
 Description
     Secondary Breakup Model to take account of the different breakup regimes,
-    bag, molutimode, shear....
+    bag, solutionmode, shear....
 
     Accurate description in
     @verbatim
diff --git a/src/lagrangian/spray/submodels/BreakupModel/TAB/TAB.H b/src/lagrangian/spray/submodels/BreakupModel/TAB/TAB.H
index 5cde4b267d..7172e4eeff 100644
--- a/src/lagrangian/spray/submodels/BreakupModel/TAB/TAB.H
+++ b/src/lagrangian/spray/submodels/BreakupModel/TAB/TAB.H
@@ -64,7 +64,7 @@ class TAB
 {
 public:
 
-    //- Enumeration for the SMD brekup calculation
+    //- Enumeration for the SMD breakup calculation
     enum SMDMethods
     {
         method1,
diff --git a/src/radiationModels/radiationModels/fvDOM/fvDOM.H b/src/radiationModels/radiationModels/fvDOM/fvDOM.H
index 1c19383336..f93aae8d91 100644
--- a/src/radiationModels/radiationModels/fvDOM/fvDOM.H
+++ b/src/radiationModels/radiationModels/fvDOM/fvDOM.H
@@ -31,7 +31,7 @@ Description
 
     Available absorption models:
         constantAbsorptionEmission
-        greyMeanAbsoprtionEmission
+        greyMeanAbsorptionEmission
         wideBandAbsorptionEmission
 
     i.e. dictionary
@@ -97,7 +97,7 @@ class fvDOM
          //- Emitted radiative heat flux [W/m^2]
         volScalarField qem_;
 
-        //- Incidet radiative heat flux [W/m^2]
+        //- Incident radiative heat flux [W/m^2]
         volScalarField qin_;
 
         //- Total absorption coefficient [1/m]
@@ -139,7 +139,7 @@ class fvDOM
         //- Initialise
         void initialise();
 
-        //- Update nlack body emission
+        //- Update black body emission
         void updateBlackBodyEmission();
 
 
diff --git a/src/regionModels/regionModel/regionModel1D/regionModel1D.H b/src/regionModels/regionModel/regionModel1D/regionModel1D.H
index c2c763662c..6399fe85df 100644
--- a/src/regionModels/regionModel/regionModel1D/regionModel1D.H
+++ b/src/regionModels/regionModel/regionModel1D/regionModel1D.H
@@ -81,7 +81,7 @@ protected:
             //- Global cell IDs
             labelListList boundaryFaceCells_;
 
-            //- Global boundary face IDs oppossite coupled patch
+            //- Global boundary face IDs opposite coupled patch
             labelList boundaryFaceOppositeFace_;
 
             //- Number of layers in the region
@@ -166,7 +166,7 @@ public:
                 //- Return the global cell IDs
                 inline const labelListList& boundaryFaceCells() const;
 
-                //- Return the global boundary face IDs oppossite coupled patch
+                //- Return the global boundary face IDs opposite coupled patch
                 inline const labelList& boundaryFaceOppositeFace() const;
 
 
diff --git a/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H b/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H
index 8ef82ab6fe..bb70b0d6bc 100644
--- a/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H
+++ b/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H
@@ -150,7 +150,7 @@ protected:
             // Note: need boundary value mapped from primary region, and then
             // pushed into the patch internal field
 
-                //- Momementum [kg/m/s^2]
+                //- Momentum [kg/m/s^2]
                 volVectorField USp_;
 
                 //- Pressure [Pa]
@@ -163,7 +163,7 @@ protected:
             // Primary region - registered to the primary region mesh
             // Internal use only - not read-in
 
-                //- Momementum [kg/m/s^2]
+                //- Momentum [kg/m/s^2]
                 volVectorField USpPrimary_;
 
                 //- Pressure [Pa]
@@ -415,7 +415,7 @@ public:
 
             // Primary region
 
-                //- Momementum [kg/m/s^2]
+                //- Momentum [kg/m/s^2]
                 inline volVectorField& USpPrimary();
 
                 //- Pressure [Pa]
diff --git a/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.C b/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.C
index c036c67afd..2f8609ecd4 100644
--- a/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.C
+++ b/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -178,7 +178,7 @@ void thermoSingleLayer::transferPrimaryRegionSourceFields()
     volScalarField::Boundary& hsSpPrimaryBf =
         hsSpPrimary_.boundaryFieldRef();
 
-    // Convert accummulated source terms into per unit area per unit time
+    // Convert accumulated source terms into per unit area per unit time
     const scalar deltaT = time_.deltaTValue();
     forAll(hsSpPrimaryBf, patchi)
     {
diff --git a/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.H b/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.H
index e0d85c5371..a06f22b636 100644
--- a/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.H
+++ b/src/regionModels/surfaceFilmModels/thermoSingleLayer/thermoSingleLayer.H
@@ -114,7 +114,7 @@ protected:
         scalar deltaWet_;
 
 
-        // Hyprophilic/phobic properties
+        // Hydrophilic/phobic properties
 
             //- Activation flag
             bool hydrophilic_;
diff --git a/src/regionModels/thermalBaffleModels/noThermo/noThermo.H b/src/regionModels/thermalBaffleModels/noThermo/noThermo.H
index 72da5f2435..7b1fa87880 100644
--- a/src/regionModels/thermalBaffleModels/noThermo/noThermo.H
+++ b/src/regionModels/thermalBaffleModels/noThermo/noThermo.H
@@ -104,7 +104,7 @@ public:
             //- Return the film specific heat capacity [J/kg/K]
             virtual const tmp<volScalarField> Cp() const;
 
-            //- Return solid absortivity [1/m]
+            //- Return solid absorptivity [1/m]
             virtual const volScalarField& kappaRad() const;
 
             //- Return the film mean temperature [K]
diff --git a/src/regionModels/thermalBaffleModels/thermalBaffle/thermalBaffle.H b/src/regionModels/thermalBaffleModels/thermalBaffle/thermalBaffle.H
index b81696eb7a..5951e1a444 100644
--- a/src/regionModels/thermalBaffleModels/thermalBaffle/thermalBaffle.H
+++ b/src/regionModels/thermalBaffleModels/thermalBaffle/thermalBaffle.H
@@ -153,7 +153,7 @@ public:
                 //- Return the film specific heat capacity [J/kg/K]
                 virtual const tmp<volScalarField> Cp() const;
 
-                //- Return solid absortivity [1/m]
+                //- Return solid absorptivity [1/m]
                 virtual const volScalarField& kappaRad() const;
 
                 //- Return temperature [K]
diff --git a/src/sampling/meshToMesh/calcMethod/meshToMeshMethod/meshToMeshMethod.H b/src/sampling/meshToMesh/calcMethod/meshToMeshMethod/meshToMeshMethod.H
index 94f672d8e7..abc2e521a6 100644
--- a/src/sampling/meshToMesh/calcMethod/meshToMeshMethod/meshToMeshMethod.H
+++ b/src/sampling/meshToMesh/calcMethod/meshToMeshMethod/meshToMeshMethod.H
@@ -85,7 +85,7 @@ protected:
             const label tgtCelli
         ) const;
 
-        //- Append target cell neihgbour cells to cellIDs list
+        //- Append target cell neighbour cells to cellIDs list
         virtual void appendNbrCells
         (
             const label tgtCelli,
diff --git a/src/sampling/probes/probes.H b/src/sampling/probes/probes.H
index b804dba6bc..7a676116d0 100644
--- a/src/sampling/probes/probes.H
+++ b/src/sampling/probes/probes.H
@@ -102,7 +102,7 @@ protected:
             wordReList fieldSelection_;
 
             //- Fixed locations, default = yes
-            //  Note: set to false for moving mesh calations where locations
+            //  Note: set to false for moving mesh calculations where locations
             //        should move with the mesh
             bool fixedLocations_;
 
diff --git a/src/thermophysicalModels/basic/basicThermo/basicThermo.H b/src/thermophysicalModels/basic/basicThermo/basicThermo.H
index 00b9fd909e..e908ce1cc1 100644
--- a/src/thermophysicalModels/basic/basicThermo/basicThermo.H
+++ b/src/thermophysicalModels/basic/basicThermo/basicThermo.H
@@ -71,7 +71,7 @@ protected:
             //- Temperature [K]
             volScalarField T_;
 
-            //- Laminar thermal diffusuvity [kg/m/s]
+            //- Laminar thermal diffusivity [kg/m/s]
             volScalarField alpha_;
 
         //- Should the dpdt term be included in the enthalpy equation
diff --git a/src/thermophysicalModels/basic/heThermo/heThermo.H b/src/thermophysicalModels/basic/heThermo/heThermo.H
index f18072065d..e3a085a528 100644
--- a/src/thermophysicalModels/basic/heThermo/heThermo.H
+++ b/src/thermophysicalModels/basic/heThermo/heThermo.H
@@ -131,14 +131,14 @@ public:
 
     // Member Functions
 
-        //- Return the compostion of the mixture
+        //- Return the composition of the mixture
         virtual typename MixtureType::basicMixtureType&
         composition()
         {
             return *this;
         }
 
-        //- Return the compostion of the mixture
+        //- Return the composition of the mixture
         virtual const typename MixtureType::basicMixtureType&
         composition() const
         {
diff --git a/src/thermophysicalModels/chemistryModel/chemistryModel/BasicChemistryModel/BasicChemistryModels.C b/src/thermophysicalModels/chemistryModel/chemistryModel/BasicChemistryModel/BasicChemistryModels.C
index 500f35b4e4..09e1b29790 100644
--- a/src/thermophysicalModels/chemistryModel/chemistryModel/BasicChemistryModel/BasicChemistryModels.C
+++ b/src/thermophysicalModels/chemistryModel/chemistryModel/BasicChemistryModel/BasicChemistryModels.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -46,7 +46,7 @@ namespace Foam
     makeChemistryModel(psiReactionThermo);
     makeChemistryModel(rhoReactionThermo);
 
-    // Chemistry moldels based on sensibleEnthalpy
+    // Chemistry models based on sensibleEnthalpy
     makeChemistryModelType
     (
         StandardChemistryModel,
diff --git a/src/thermophysicalModels/chemistryModel/chemistryModel/StandardChemistryModel/StandardChemistryModel.H b/src/thermophysicalModels/chemistryModel/chemistryModel/StandardChemistryModel/StandardChemistryModel.H
index 77186b8fc7..e3352c410a 100644
--- a/src/thermophysicalModels/chemistryModel/chemistryModel/StandardChemistryModel/StandardChemistryModel.H
+++ b/src/thermophysicalModels/chemistryModel/chemistryModel/StandardChemistryModel/StandardChemistryModel.H
@@ -162,7 +162,7 @@ public:
 
 
         //- Return the reaction rate for iReaction and the reference
-        //  species and charateristic times
+        //  species and characteristic times
         virtual scalar omegaI
         (
             label iReaction,
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.C
index 69877bcbae..7ba18453ac 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -99,7 +99,7 @@ Foam::Ar::Ar
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -115,7 +115,7 @@ Foam::Ar::Ar
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.H
index 2c5772681b..14182bfbd5 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/Ar/Ar.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.C
index 4da8b5b879..f07d8a8aaf 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C10H22::C10H22
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C10H22::C10H22
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.H
index baba8493ca..9225243e3b 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C10H22/C10H22.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.C
index bb30ea9fb0..3f5bc24476 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -99,7 +99,7 @@ Foam::C12H26::C12H26
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -115,7 +115,7 @@ Foam::C12H26::C12H26
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.H
index 506c78c007..558398ad44 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C12H26/C12H26.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.C
index 18a5cc2928..f8de8c35f8 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C13H28::C13H28
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C13H28::C13H28
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.H
index df942a32a8..8d77017ed9 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C13H28/C13H28.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.C
index 55b9eabb05..d168aed9e8 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C14H30::C14H30
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C14H30::C14H30
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.H
index 3845490f80..823f014077 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C14H30/C14H30.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.C
index 62cdf4ed16..99ade8d9f2 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C16H34::C16H34
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C16H34::C16H34
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.H
index 9ca5d8fe44..01b79a893d 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C16H34/C16H34.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.C
index f305f927f9..39060b2633 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C2H5OH::C2H5OH
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc0& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C2H5OH::C2H5OH
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.H
index 9a6730cb35..a21005ab48 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H5OH/C2H5OH.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc0& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.C
index 9d11fefd56..6d5b8a6ab6 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -98,7 +98,7 @@ Foam::C2H6::C2H6
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -114,7 +114,7 @@ Foam::C2H6::C2H6
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.H
index a6c5feb503..ad40a37f73 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6/C2H6.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.C
index a2a8f6404c..fdc14cbadf 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C2H6O::C2H6O
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C2H6O::C2H6O
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.H
index 3225623113..1e0bedaac2 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C2H6O/C2H6O.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.C
index 7b26724ca2..595cccda3a 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C3H6O::C3H6O
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C3H6O::C3H6O
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.H
index 324fd80353..64296353b8 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H6O/C3H6O.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.C
index f336103e1d..06c3b7e1fe 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -97,7 +97,7 @@ Foam::C3H8::C3H8
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -113,7 +113,7 @@ Foam::C3H8::C3H8
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.H
index 0e928afa21..8c8f33bc93 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C3H8/C3H8.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.C
index 5019ed6cba..cc5f3d1145 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C4H10O::C4H10O
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C4H10O::C4H10O
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.H
index 1bbec7921e..05cd4b8a52 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C4H10O/C4H10O.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.C
index a1b2c4d7f9..a646ea6d40 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C6H14::C6H14
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C6H14::C6H14
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.H
index b4183ffec8..d434dc2f78 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H14/C6H14.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.C
index e17d9b5446..5da0367c09 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C6H6::C6H6
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C6H6::C6H6
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.H
index b842b6e3eb..229b53b722 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C6H6/C6H6.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.C
index 7a9578d086..a96e18da10 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -106,7 +106,7 @@ Foam::C7H16::C7H16
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -122,7 +122,7 @@ Foam::C7H16::C7H16
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.H
index b6082dfa0f..2085b209e7 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H16/C7H16.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.C
index 46f1440fc1..7dbfae43c2 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C7H8::C7H8
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C7H8::C7H8
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.H
index ed2850b9f0..56a196d4e0 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C7H8/C7H8.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.C
index 6a1a7a9220..27ddc44aa6 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C8H10::C8H10
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C8H10::C8H10
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.H
index ff55b122fc..cabd30af2c 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H10/C8H10.H
@@ -105,7 +105,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -156,10 +156,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.C
index 5cc7acf2eb..3e90461c28 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C8H18::C8H18
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C8H18::C8H18
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.H
index 8720e58289..96c26ffbb3 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C8H18/C8H18.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.C
index 43fbee02de..fb78716cda 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::C9H20::C9H20
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::C9H20::C9H20
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.H
index 25e4832820..95d5014538 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/C9H20/C9H20.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.C
index 6fceb3860c..9c30fa2ded 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::CH3OH::CH3OH
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::CH3OH::CH3OH
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.H
index 3aa71935cd..d29b323936 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH3OH/CH3OH.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.C
index 8e7241589a..7e81d9e10f 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -91,7 +91,7 @@ Foam::CH4N2O::CH4N2O
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -107,7 +107,7 @@ Foam::CH4N2O::CH4N2O
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.H
index 20b6cb76a3..9a40c36865 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/CH4N2O/CH4N2O.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.C
index 540a5a44a5..bf43472fc8 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -114,7 +114,7 @@ Foam::H2O::H2O
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -130,7 +130,7 @@ Foam::H2O::H2O
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.H
index bef5191116..015aa9f851 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/H2O/H2O.H
@@ -105,7 +105,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -156,10 +156,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.C
index 201c94bbc0..ab0cee15ea 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::IC8H18::IC8H18
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::IC8H18::IC8H18
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.H
index 68ee26a8d9..bbd53ac0bb 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IC8H18/IC8H18.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.C
index 362a37fce4..d663d622c1 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -127,7 +127,7 @@ Foam::IDEA::IDEA
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -143,7 +143,7 @@ Foam::IDEA::IDEA
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.H
index b5e247c918..4731f55791 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/IDEA/IDEA.H
@@ -128,7 +128,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -179,10 +179,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.C
index 2a42d75e1c..843c8a1005 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -91,7 +91,7 @@ Foam::MB::MB
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -107,7 +107,7 @@ Foam::MB::MB
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.H
index 8333943dbe..f764ee2111 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/MB/MB.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.C
index a7bb2b55f5..8149233df4 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.C
@@ -107,7 +107,7 @@ Foam::N2::N2
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::N2::N2
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.H
index 582ddea953..73206d807f 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/N2/N2.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.C
index fc4686843a..4b62d33d3f 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -99,7 +99,7 @@ Foam::aC10H7CH3::aC10H7CH3
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -115,7 +115,7 @@ Foam::aC10H7CH3::aC10H7CH3
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.H
index c8b66ab0ac..092a84bd69 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/aC10H7CH3/aC10H7CH3.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.C
index 1b47b5caeb..63f686964d 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -99,7 +99,7 @@ Foam::bC10H7CH3::bC10H7CH3
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc6& surfaceTension,
-    const APIdiffCoefFunc& vapourDiffussivity
+    const APIdiffCoefFunc& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -115,7 +115,7 @@ Foam::bC10H7CH3::bC10H7CH3
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.H
index 2a4140cc05..1283ce0cb0 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/bC10H7CH3/bC10H7CH3.H
@@ -106,7 +106,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc6& surfaceTension,
-            const APIdiffCoefFunc& vapourDiffussivity
+            const APIdiffCoefFunc& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -157,10 +157,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.C
index fda5fd2613..03ef73b9cc 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::iC3H8O::iC3H8O
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc0& surfaceTension,
-    const NSRDSfunc1& vapourDiffussivity
+    const NSRDSfunc1& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::iC3H8O::iC3H8O
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.H
index 80fb78958d..1f1b76ff11 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/iC3H8O/iC3H8O.H
@@ -104,7 +104,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc0& surfaceTension,
-            const NSRDSfunc1& vapourDiffussivity
+            const NSRDSfunc1& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -155,10 +155,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         // Note: behaves the same as D(p, T)
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidMixtureProperties/liquidMixtureProperties.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidMixtureProperties/liquidMixtureProperties.H
index d25c66c4b2..ff8c9964e9 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidMixtureProperties/liquidMixtureProperties.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidMixtureProperties/liquidMixtureProperties.H
@@ -225,7 +225,7 @@ public:
             const scalarField& X
         ) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         scalar D
         (
             const scalar p,
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidProperties/liquidProperties.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidProperties/liquidProperties.H
index 016054d3ae..f2a1da9a43 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidProperties/liquidProperties.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/liquidProperties/liquidProperties.H
@@ -259,10 +259,10 @@ public:
             //- Surface tension [N/m]
             virtual scalar sigma(scalar p, scalar T) const = 0;
 
-            //- Vapour diffussivity [m^2/s]
+            //- Vapour diffusivity [m^2/s]
             virtual scalar D(scalar p, scalar T) const = 0;
 
-            //- Vapour diffussivity [m^2/s] with specified binary pair
+            //- Vapour diffusivity [m^2/s] with specified binary pair
             virtual scalar D(scalar p, scalar T, scalar Wb) const = 0;
 
             //- Invert the vapour pressure relationship to retrieve the
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.C b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.C
index 9e985fc490..558179caa9 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.C
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -107,7 +107,7 @@ Foam::nC3H8O::nC3H8O
     const NSRDSfunc0& thermalConductivity,
     const NSRDSfunc2& vapourThermalConductivity,
     const NSRDSfunc0& surfaceTension,
-    const NSRDSfunc1& vapourDiffussivity
+    const NSRDSfunc1& vapourDiffusivity
 )
 :
     liquidProperties(l),
@@ -123,7 +123,7 @@ Foam::nC3H8O::nC3H8O
     kappa_(thermalConductivity),
     kappag_(vapourThermalConductivity),
     sigma_(surfaceTension),
-    D_(vapourDiffussivity)
+    D_(vapourDiffusivity)
 {}
 
 
diff --git a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.H b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.H
index 95ea8cb1b2..0069293603 100644
--- a/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.H
+++ b/src/thermophysicalModels/thermophysicalProperties/liquidProperties/nC3H8O/nC3H8O.H
@@ -104,7 +104,7 @@ public:
             const NSRDSfunc0& thermalConductivity,
             const NSRDSfunc2& vapourThermalConductivity,
             const NSRDSfunc0& surfaceTension,
-            const NSRDSfunc1& vapourDiffussivity
+            const NSRDSfunc1& vapourDiffusivity
         );
 
         //- Construct from dictionary
@@ -155,10 +155,10 @@ public:
         //- Surface tension [N/m]
         inline scalar sigma(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s]
+        //- Vapour diffusivity [m^2/s]
         inline scalar D(scalar p, scalar T) const;
 
-        //- Vapour diffussivity [m^2/s] with specified binary pair
+        //- Vapour diffusivity [m^2/s] with specified binary pair
         // Note: behaves the same as D(p, T)
         inline scalar D(scalar p, scalar T, scalar Wb) const;
 
diff --git a/tutorials/compressible/rhoPimpleFoam/laminar/blockedChannel/system/fvOptions b/tutorials/compressible/rhoPimpleFoam/laminar/blockedChannel/system/fvOptions
index 03b9934f3c..bda24f925b 100644
--- a/tutorials/compressible/rhoPimpleFoam/laminar/blockedChannel/system/fvOptions
+++ b/tutorials/compressible/rhoPimpleFoam/laminar/blockedChannel/system/fvOptions
@@ -25,9 +25,9 @@ volumeFraction
     fields          (rho U e);
 }
 
-solidEqulibriumEnergy
+solidEquilibriumEnergy
 {
-    type            solidEqulibriumEnergySource;
+    type            solidEquilibriumEnergySource;
     phase           solid;
     field           e;
 }