diff --git a/src/lagrangian/intermediate/clouds/Templates/KinematicCloud/KinematicCloud.C b/src/lagrangian/intermediate/clouds/Templates/KinematicCloud/KinematicCloud.C
index c671bc104f..ce7d78fe27 100644
--- a/src/lagrangian/intermediate/clouds/Templates/KinematicCloud/KinematicCloud.C
+++ b/src/lagrangian/intermediate/clouds/Templates/KinematicCloud/KinematicCloud.C
@@ -626,7 +626,7 @@ Foam::KinematicCloud<ParcelType>::KinematicCloud
         )
     ),
     solution_(mesh),
-    constProps_(dictionary::null),
+    constProps_(),
     subModelProperties_(dictionary::null),
     rndGen_(0, 0),
     cellOccupancyPtr_(NULL),
diff --git a/src/lagrangian/intermediate/clouds/Templates/ReactingCloud/ReactingCloud.C b/src/lagrangian/intermediate/clouds/Templates/ReactingCloud/ReactingCloud.C
index dfebcebc85..744b15b493 100644
--- a/src/lagrangian/intermediate/clouds/Templates/ReactingCloud/ReactingCloud.C
+++ b/src/lagrangian/intermediate/clouds/Templates/ReactingCloud/ReactingCloud.C
@@ -191,8 +191,9 @@ Foam::ReactingCloud<ParcelType>::ReactingCloud
     ThermoCloud<ParcelType>(mesh, name, c),
     reactingCloud(),
     cloudCopyPtr_(NULL),
-    constProps_(c.constProps_),
-    compositionModel_(NULL),
+    constProps_(),
+    compositionModel_(c.compositionModel_->clone()),
+//    compositionModel_(NULL),
     phaseChangeModel_(NULL),
     rhoTrans_(0),
     dMassPhaseChange_(0.0)
diff --git a/src/lagrangian/intermediate/clouds/Templates/ReactingMultiphaseCloud/ReactingMultiphaseCloud.C b/src/lagrangian/intermediate/clouds/Templates/ReactingMultiphaseCloud/ReactingMultiphaseCloud.C
index 57e540ca5b..2a3dbecb40 100644
--- a/src/lagrangian/intermediate/clouds/Templates/ReactingMultiphaseCloud/ReactingMultiphaseCloud.C
+++ b/src/lagrangian/intermediate/clouds/Templates/ReactingMultiphaseCloud/ReactingMultiphaseCloud.C
@@ -123,7 +123,7 @@ Foam::ReactingMultiphaseCloud<ParcelType>::ReactingMultiphaseCloud
     ReactingCloud<ParcelType>(mesh, name, c),
     reactingMultiphaseCloud(),
     cloudCopyPtr_(NULL),
-    constProps_(c.constProps_),
+    constProps_(),
     devolatilisationModel_(NULL),
     surfaceReactionModel_(NULL),
     dMassDevolatilisation_(0.0),
diff --git a/src/lagrangian/intermediate/clouds/Templates/ThermoCloud/ThermoCloud.C b/src/lagrangian/intermediate/clouds/Templates/ThermoCloud/ThermoCloud.C
index 346367e5b7..8f0a366884 100644
--- a/src/lagrangian/intermediate/clouds/Templates/ThermoCloud/ThermoCloud.C
+++ b/src/lagrangian/intermediate/clouds/Templates/ThermoCloud/ThermoCloud.C
@@ -197,7 +197,7 @@ Foam::ThermoCloud<ParcelType>::ThermoCloud
     KinematicCloud<ParcelType>(mesh, name, c),
     thermoCloud(),
     cloudCopyPtr_(NULL),
-    constProps_(c.particleProperties_),
+    constProps_(),
     thermo_(c.thermo()),
     T_(c.T()),
     p_(c.p()),
diff --git a/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcel.H b/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcel.H
index a75a1dd78f..502fb3db4d 100644
--- a/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcel.H
+++ b/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcel.H
@@ -118,8 +118,17 @@ public:
 
     public:
 
-        //- Constructor
-        constantProperties(const dictionary& parentDict);
+        // Constructors
+
+            //- Null constructor
+            constantProperties();
+
+            //- Copy constructor
+            constantProperties(const constantProperties& cp);
+
+            //- Constructor from dictionary
+            constantProperties(const dictionary& parentDict);
+
 
         // Member functions
 
diff --git a/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcelI.H b/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcelI.H
index 447f91381f..6333873f3d 100644
--- a/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcelI.H
+++ b/src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcelI.H
@@ -29,6 +29,36 @@ using namespace Foam::constant::mathematical;
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class ParcelType>
+inline
+Foam::KinematicParcel<ParcelType>::constantProperties::constantProperties()
+:
+    dict_(dictionary::null),
+    parcelTypeId_(-1),
+    rhoMin_(0.0),
+    rho0_(0.0),
+    minParticleMass_(0.0),
+    youngsModulus_(0.0),
+    poissonsRatio_(0.0)
+{}
+
+
+template<class ParcelType>
+inline Foam::KinematicParcel<ParcelType>::constantProperties::constantProperties
+(
+    const constantProperties& cp
+)
+:
+    dict_(cp.dict_),
+    parcelTypeId_(cp.parcelTypeId_),
+    rhoMin_(cp.rhoMin_),
+    rho0_(cp.rho0_),
+    minParticleMass_(cp.minParticleMass_),
+    youngsModulus_(cp.youngsModulus_),
+    poissonsRatio_(cp.poissonsRatio_)
+{}
+
+
 template<class ParcelType>
 inline Foam::KinematicParcel<ParcelType>::constantProperties::constantProperties
 (
diff --git a/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcel.H b/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcel.H
index 5d8ca9c4f2..04e57d0a7a 100644
--- a/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcel.H
+++ b/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcel.H
@@ -91,8 +91,17 @@ public:
 
     public:
 
-        //- Constructor
-        constantProperties(const dictionary& parentDict);
+        // Constructors
+
+            //- Null constructor
+            constantProperties();
+
+            //- Copy constructor
+            constantProperties(const constantProperties& cp);
+
+            //- Constructor from dictionary
+            constantProperties(const dictionary& parentDict);
+
 
         // Access
 
diff --git a/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcelI.H b/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcelI.H
index c6e0e64197..0eb2f4aa7f 100644
--- a/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcelI.H
+++ b/src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcelI.H
@@ -25,6 +25,31 @@ License
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class ParcelType>
+inline
+Foam::ReactingMultiphaseParcel<ParcelType>::constantProperties::
+constantProperties()
+:
+    ReactingParcel<ParcelType>::constantProperties(),
+    LDevol_(0.0),
+    hRetentionCoeff_(0.0)
+{}
+
+
+template<class ParcelType>
+inline
+Foam::ReactingMultiphaseParcel<ParcelType>::constantProperties::
+constantProperties
+(
+    const constantProperties& cp
+)
+:
+    ReactingParcel<ParcelType>::constantProperties(cp),
+    LDevol_(cp.LDevol_),
+    hRetentionCoeff_(cp.hRetentionCoeff_)
+{}
+
+
 template<class ParcelType>
 inline Foam::ReactingMultiphaseParcel<ParcelType>::constantProperties::
 constantProperties
diff --git a/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcel.H b/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcel.H
index bf500dd483..e24049dc8c 100644
--- a/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcel.H
+++ b/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcel.H
@@ -91,8 +91,17 @@ public:
 
     public:
 
-        //- Constructor
-        constantProperties(const dictionary& parentDict);
+        // Constructors
+
+            //- Null constructor
+            constantProperties();
+
+            //- Copy constructor
+            constantProperties(const constantProperties& cp);
+
+            //- Constructor from dictionary
+            constantProperties(const dictionary& parentDict);
+
 
         // Access
 
diff --git a/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcelI.H b/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcelI.H
index d04fb34467..0a79a0311a 100644
--- a/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcelI.H
+++ b/src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcelI.H
@@ -25,6 +25,32 @@ License
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class ParcelType>
+inline
+Foam::ReactingParcel<ParcelType>::constantProperties::constantProperties()
+:
+    ThermoParcel<ParcelType>::constantProperties(),
+    pMin_(0.0),
+    constantVolume_(false),
+    Tvap_(0.0),
+    Tbp_(0.0)
+{}
+
+
+template<class ParcelType>
+inline Foam::ReactingParcel<ParcelType>::constantProperties::constantProperties
+(
+    const constantProperties& cp
+)
+:
+    ThermoParcel<ParcelType>::constantProperties(cp),
+    pMin_(cp.pMin_),
+    constantVolume_(cp.constantVolume_),
+    Tvap_(cp.Tvap_),
+    Tbp_(cp.Tbp_)
+{}
+
+
 template<class ParcelType>
 inline Foam::ReactingParcel<ParcelType>::constantProperties::constantProperties
 (
diff --git a/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcel.H b/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcel.H
index f1a6305e45..0267e7451a 100644
--- a/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcel.H
+++ b/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcel.H
@@ -98,7 +98,16 @@ public:
     public:
 
         // Constructors
-        constantProperties(const dictionary& parentDict);
+
+            //- Null constructor
+            constantProperties();
+
+            //- Copy constructor
+            constantProperties(const constantProperties& cp);
+
+            //- Constructor from dictionary
+            constantProperties(const dictionary& parentDict);
+
 
         // Member functions
 
diff --git a/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcelI.H b/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcelI.H
index 41a059b148..d588e69fd3 100644
--- a/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcelI.H
+++ b/src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcelI.H
@@ -25,6 +25,35 @@ License
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class ParcelType>
+inline Foam::ThermoParcel<ParcelType>::constantProperties::constantProperties()
+:
+    KinematicParcel<ParcelType>::constantProperties(),
+    T0_(0.0),
+    TMin_(0.0),
+    Cp0_(0.0),
+    epsilon0_(0.0),
+    f0_(0.0),
+    Pr_(0.0)
+{}
+
+
+template<class ParcelType>
+inline Foam::ThermoParcel<ParcelType>::constantProperties::constantProperties
+(
+    const constantProperties& cp
+)
+:
+    KinematicParcel<ParcelType>::constantProperties(cp),
+    T0_(cp.T0_),
+    TMin_(cp.TMin_),
+    Cp0_(cp.Cp0_),
+    epsilon0_(cp.epsilon0_),
+    f0_(cp.f0_),
+    Pr_(cp.Pr_)
+{}
+
+
 template<class ParcelType>
 inline Foam::ThermoParcel<ParcelType>::constantProperties::constantProperties
 (