diff --git a/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshAddressing.C b/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshAddressing.C
index 8233d24ea58b74af1e8161628959f68d0c83488d..0015c5618ecb0537e80fbc8fa175310c042cd9a3 100644
--- a/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshAddressing.C
+++ b/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshAddressing.C
@@ -36,14 +36,9 @@ Description
 #include "octreeDataCell.H"
 #include "octreeDataFace.H"
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-namespace Foam
-{
-
 // * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
-void meshToMesh::calcAddressing()
+void Foam::meshToMesh::calcAddressing()
 {
     if (debug)
     {
@@ -225,7 +220,7 @@ void meshToMesh::calcAddressing()
 }
 
 
-void meshToMesh::cellAddresses
+void Foam::meshToMesh::cellAddresses
 (
     labelList& cellAddressing_,
     const pointField& points,
@@ -356,8 +351,4 @@ void meshToMesh::cellAddresses
 }
 
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-} // End namespace Foam
-
 // ************************************************************************* //
diff --git a/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshWeights.C b/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshWeights.C
index 0133dee52b0cb2e07450a9a96e83c7169c10e03f..be2900f50b543ff53870afc18c54f5f364c05376 100644
--- a/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshWeights.C
+++ b/src/sampling/meshToMeshInterpolation/meshToMesh/calculateMeshToMeshWeights.C
@@ -26,14 +26,9 @@ License
 
 #include "meshToMesh.H"
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-namespace Foam
-{
-
 // * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
-void meshToMesh::calculateInverseDistanceWeights() const
+void Foam::meshToMesh::calculateInverseDistanceWeights() const
 {
     if (debug)
     {
@@ -93,7 +88,7 @@ void meshToMesh::calculateInverseDistanceWeights() const
                     invDistCoeffs[celli][ni + 1] = invDist;
                     sumInvDist += invDist;
                 }
-                
+
                 // divide by the total inverse-distance
                 forAll (invDistCoeffs[celli], i)
                 {
@@ -107,19 +102,15 @@ void meshToMesh::calculateInverseDistanceWeights() const
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-const scalarListList& meshToMesh::inverseDistanceWeights() const
+const Foam::scalarListList& Foam::meshToMesh::inverseDistanceWeights() const
 {
     if (!inverseDistanceWeightsPtr_)
     {
         calculateInverseDistanceWeights();
     }
-    
+
     return *inverseDistanceWeightsPtr_;
 }
 
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-} // End namespace Foam
-
 // ************************************************************************* //
diff --git a/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.C b/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.C
index 2046bd1a3ad95e63ecf86a9d16efbb6134067563..07bff4786eeef4e18d15e00452e27c7b7c0342c9 100644
--- a/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.C
+++ b/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.C
@@ -28,20 +28,15 @@ License
 #include "processorFvPatch.H"
 #include "demandDrivenData.H"
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-namespace Foam
-{
 
 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
-defineTypeNameAndDebug(meshToMesh, 0);
-
-const scalar meshToMesh::directHitTol = 1e-5;
+defineTypeNameAndDebug(Foam::meshToMesh, 0);
+const Foam::scalar Foam::meshToMesh::directHitTol = 1e-5;
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
-meshToMesh::meshToMesh
+Foam::meshToMesh::meshToMesh
 (
     const fvMesh& meshFrom,
     const fvMesh& meshTo,
@@ -114,7 +109,7 @@ meshToMesh::meshToMesh
 }
 
 
-meshToMesh::meshToMesh
+Foam::meshToMesh::meshToMesh
 (
     const fvMesh& meshFrom,
     const fvMesh& meshTo
@@ -159,7 +154,7 @@ meshToMesh::meshToMesh
                 << exit(FatalError);
         }
 
-        if 
+        if
         (
             fromMesh_.boundaryMesh()[patchi].type()
          != toMesh_.boundaryMesh()[patchi].type()
@@ -201,14 +196,10 @@ meshToMesh::meshToMesh
 
 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
-meshToMesh::~meshToMesh()
+Foam::meshToMesh::~meshToMesh()
 {
     deleteDemandDrivenData(inverseDistanceWeightsPtr_);
 }
 
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-} // End namespace Foam
-
 // ************************************************************************* //
diff --git a/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.H b/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.H
index 83b0e2de234576ee7664d45cf506d71d4931a88d..fe1dc68b05111684e5eaeef6ce9789ba3348474a 100644
--- a/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.H
+++ b/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMesh.H
@@ -56,7 +56,7 @@ class octree;
 class octreeDataCell;
 
 /*---------------------------------------------------------------------------*\
-                           Class meshToMesh Declaration
+                         Class meshToMesh Declaration
 \*---------------------------------------------------------------------------*/
 
 class meshToMesh
@@ -207,7 +207,7 @@ public:
             {
                 return fromMesh_;
             }
- 
+
             const fvMesh& toMesh() const
             {
                 return toMesh_;
diff --git a/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMeshInterpolate.C b/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMeshInterpolate.C
index f63f2dea835d2fe8fd245f5464f36cb1c5cc18a0..0bc573de88bfbdcf9e269f4a409adfb678f80f97 100644
--- a/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMeshInterpolate.C
+++ b/src/sampling/meshToMeshInterpolation/meshToMesh/meshToMeshInterpolate.C
@@ -30,15 +30,10 @@ License
 #include "SubField.H"
 #include "mixedFvPatchField.H"
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-namespace Foam
-{
-
 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
 template<class Type>
-void meshToMesh::mapField
+void Foam::meshToMesh::mapField
 (
     Field<Type>& toF,
     const Field<Type>& fromVf,
@@ -60,7 +55,7 @@ void meshToMesh::mapField
 
 
 template<class Type>
-void meshToMesh::interpolateField
+void Foam::meshToMesh::interpolateField
 (
     Field<Type>& toF,
     const GeometricField<Type, fvPatchField, volMesh>& fromVf,
@@ -79,7 +74,7 @@ void meshToMesh::interpolateField
         {
             const labelList& neighbours = cc[adr[celli]];
             const scalarList& w = weights[celli];
-            
+
             toF[celli] = fromVf[adr[celli]]*w[0];
 
             for (label ni = 1; ni < w.size(); ni++)
@@ -92,7 +87,7 @@ void meshToMesh::interpolateField
 
 
 template<class Type>
-void meshToMesh::interpolateField
+void Foam::meshToMesh::interpolateField
 (
     Field<Type>& toF,
     const GeometricField<Type, fvPatchField, volMesh>& fromVf,
@@ -118,7 +113,7 @@ void meshToMesh::interpolateField
 
 
 template<class Type>
-void meshToMesh::interpolateInternalField
+void Foam::meshToMesh::interpolateInternalField
 (
     Field<Type>& toF,
     const GeometricField<Type, fvPatchField, volMesh>& fromVf,
@@ -160,7 +155,7 @@ void meshToMesh::interpolateInternalField
         case INTERPOLATE:
             interpolateField
             (
-                toF, 
+                toF,
                 fromVf,
                 cellAddressing_,
                 inverseDistanceWeights()
@@ -170,7 +165,7 @@ void meshToMesh::interpolateInternalField
         case CELL_POINT_INTERPOLATE:
             interpolateField
             (
-                toF, 
+                toF,
                 fromVf,
                 cellAddressing_,
                 toMesh_.cellCentres()
@@ -190,7 +185,7 @@ void meshToMesh::interpolateInternalField
 
 
 template<class Type>
-void meshToMesh::interpolateInternalField
+void Foam::meshToMesh::interpolateInternalField
 (
     Field<Type>& toF,
     const tmp<GeometricField<Type, fvPatchField, volMesh> >& tfromVf,
@@ -203,7 +198,7 @@ void meshToMesh::interpolateInternalField
 
 
 template<class Type>
-void meshToMesh::interpolate
+void Foam::meshToMesh::interpolate
 (
     GeometricField<Type, fvPatchField, volMesh>& toVf,
     const GeometricField<Type, fvPatchField, volMesh>& fromVf,
@@ -268,7 +263,7 @@ void meshToMesh::interpolate
                 ).refValue() = toVf.boundaryField()[patchi];
             }
         }
-        else if 
+        else if
         (
             patchMap_.found(toPatch.name())
          && fromMeshPatches_.found(patchMap_.find(toPatch.name())())
@@ -300,7 +295,7 @@ void meshToMesh::interpolate
 
 
 template<class Type>
-void meshToMesh::interpolate
+void Foam::meshToMesh::interpolate
 (
     GeometricField<Type, fvPatchField, volMesh>& toVf,
     const tmp<GeometricField<Type, fvPatchField, volMesh> >& tfromVf,
@@ -313,7 +308,8 @@ void meshToMesh::interpolate
 
 
 template<class Type>
-tmp<GeometricField<Type, fvPatchField, volMesh> > meshToMesh::interpolate
+Foam::tmp< Foam::GeometricField<Type, Foam::fvPatchField, Foam::volMesh> >
+Foam::meshToMesh::interpolate
 (
     const GeometricField<Type, fvPatchField, volMesh>& fromVf,
     meshToMesh::order ord
@@ -387,7 +383,8 @@ tmp<GeometricField<Type, fvPatchField, volMesh> > meshToMesh::interpolate
 
 
 template<class Type>
-tmp<GeometricField<Type, fvPatchField, volMesh> > meshToMesh::interpolate
+Foam::tmp< Foam::GeometricField<Type, Foam::fvPatchField, Foam::volMesh> >
+Foam::meshToMesh::interpolate
 (
     const tmp<GeometricField<Type, fvPatchField, volMesh> >& tfromVf,
     meshToMesh::order ord
@@ -401,8 +398,4 @@ tmp<GeometricField<Type, fvPatchField, volMesh> > meshToMesh::interpolate
 }
 
 
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-} // End namespace Foam
-
 // ************************************************************************* //
diff --git a/src/sampling/sampledSet/writers/vtk/vtkSetWriter.C b/src/sampling/sampledSet/writers/vtk/vtkSetWriter.C
index f8172ea5b3bc3446bb376f3102dcee3aa6715fd2..54d7e96a40f5287efbb9dd20e39481228e882927 100644
--- a/src/sampling/sampledSet/writers/vtk/vtkSetWriter.C
+++ b/src/sampling/sampledSet/writers/vtk/vtkSetWriter.C
@@ -153,7 +153,7 @@ void Foam::vtkSetWriter<Type>::write
         label globalPtI = 0;
         forAll(tracks, trackI)
         {
-            const coordSet& points = tracks[trackI]; 
+            const coordSet& points = tracks[trackI];
 
             os  << points.size();
             forAll(points, i)
@@ -164,7 +164,7 @@ void Foam::vtkSetWriter<Type>::write
             os << nl;
         }
     }
-    
+
     os  << "POINT_DATA " << nPoints << nl
         << " FIELD attributes " << valueSetNames.size() << nl;
 
diff --git a/src/sampling/sampledSurface/isoSurface/sampledIsoSurfaceCell.C b/src/sampling/sampledSurface/isoSurface/sampledIsoSurfaceCell.C
index b9e3eaf7b5a54e146a42e2a0590f784453b582a9..3193ca6414b2b333289d0b60facb7a700ef70b0c 100644
--- a/src/sampling/sampledSurface/isoSurface/sampledIsoSurfaceCell.C
+++ b/src/sampling/sampledSurface/isoSurface/sampledIsoSurfaceCell.C
@@ -243,7 +243,7 @@ bool Foam::sampledIsoSurfaceCell::expire()
     {
         return false;
     }
-    
+
     // force update
     prevTimeIndex_ = -1;
     return true;
diff --git a/src/sampling/sampledSurface/thresholdCellFaces/thresholdCellFaces.H b/src/sampling/sampledSurface/thresholdCellFaces/thresholdCellFaces.H
index a8428cdd089982f21bacbb4f45c1263b60e2bb94..dd7ea408d599b1582c1bea94efe0df76c1b5f607 100644
--- a/src/sampling/sampledSurface/thresholdCellFaces/thresholdCellFaces.H
+++ b/src/sampling/sampledSurface/thresholdCellFaces/thresholdCellFaces.H
@@ -67,7 +67,7 @@ class thresholdCellFaces
 
         void calculate
         (
-            const scalarField&, 
+            const scalarField&,
             const scalar lowerThreshold,
             const scalar upperThreshold,
             const bool triangulate