diff --git a/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C b/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C
index 27d86efc6fa9bec4e435b0f42e9e93123e45778a..913307e4251e89b1d592634a8c9d717ff5ce4c3f 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C
+++ b/applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/reactingMultiphaseEulerFoam.C
@@ -31,7 +31,7 @@ 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 e8112a3e8961c4c5e9b34cc84c1ea19e49e61875..80f1a3253cb87c025809347abcaef16d65ddbd96 100644
--- a/applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/reactingTwoPhaseEulerFoam.C
+++ b/applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/reactingTwoPhaseEulerFoam.C
@@ -34,7 +34,7 @@ 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/src/OpenFOAM/memory/autoPtr/autoPtr.H b/src/OpenFOAM/memory/autoPtr/autoPtr.H
index fd7598be8422a187567b136db78033a396e3bf98..fd8d48f42bad6e6405abaa1c0a538595db201992 100644
--- a/src/OpenFOAM/memory/autoPtr/autoPtr.H
+++ b/src/OpenFOAM/memory/autoPtr/autoPtr.H
@@ -191,6 +191,7 @@ public:
     // Other
 
         //- Construct copy by invoking clone on underlying managed object
+        //  A no-op if no pointer is managed
         //  \param args list of arguments for clone
         template<class... Args>
         inline autoPtr<T> clone(Args&&... args) const;
@@ -199,31 +200,31 @@ public:
     // Member Operators
 
         //- Return reference to the managed object.
-        //  Fatal error if no pointer is managed
+        //  FatalError if no pointer is managed
         inline T& operator*();
 
         //- Return const reference to the object.
-        //  Fatal error if no pointer is managed
+        //  FatalError if no pointer is managed
         inline const T& operator*() const;
 
         //- Dereferences (non-const) pointer to the managed object
-        //  Fatal error if no pointer is managed
+        //  FatalError if no pointer is managed
         inline T* operator->();
 
         //- Dereferences (const) pointer to the managed object
-        //  Fatal error if no pointer is managed
+        //  FatalError if no pointer is managed
         inline const T* operator->() const;
 
         //- Return reference to the object data.
-        //  Fatal error if no pointer is managed
+        //  FatalError if no pointer is managed
         inline T& operator()();
 
         //- Return const reference to the object data
-        //  Fatal error if no pointer is managed
+        //  FatalError if no pointer is managed
         inline const T& operator()() const;
 
         //- Deprecated(2019-01) Automatic cast conversion to underlying type
-        //  Fatal error if no pointer is managed
+        //  FatalError if no pointer is managed
         //  \deprecated(2019-01) Can result in inadvertent conversions
         //      where the user should really know or check if the pointer
         //      is valid prior to using.