diff --git a/doc/user-manual/fpakc_UserManual.pdf b/doc/user-manual/fpakc_UserManual.pdf
index 49536bf..154eb5b 100644
Binary files a/doc/user-manual/fpakc_UserManual.pdf and b/doc/user-manual/fpakc_UserManual.pdf differ
diff --git a/doc/user-manual/fpakc_UserManual.tex b/doc/user-manual/fpakc_UserManual.tex
index 8897869..62e8f50 100644
--- a/doc/user-manual/fpakc_UserManual.tex
+++ b/doc/user-manual/fpakc_UserManual.tex
@@ -38,6 +38,7 @@
 \newacronym{io}{I/O}{input/output}
 \newacronym{mcc}{MCC}{Monte-Carlo Collisions}
 \newacronym{cs}{CS}{Coulomb Scattering}
+\newacronym{vtu}{VTU}{Visualization Toolkit for unstructured grids}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \newglossaryentry{openmp}{name={OpenMP},description={Shared-memory parallelization}}
@@ -437,25 +438,26 @@ make
                                \begin{itemize}
                                  \item \textbf{Cart}: Cartesian coordinates.
                                                       Available for \textbf{geometry.dimension} $1$, $2$ and $3$.
-                                                      For \Gls{gmsh} mesh format, the coordinates $x$, $y$ and $z$ correspond to $x$, $y$ and $z$ respectively.
+                                                      The coordinates $x$, $y$ and $z$ correspond to $x$, $y$ and $z$ respectively.
                                  \item \textbf{Cyl}:  Cylindrical coordinates ($z \hyphen r$) with symmetry axis at $r = 0$.
                                                       Only available for \textbf{geometry.dimension} $2$.
-                                                      For \Gls{gmsh} mesh format, the coordinates $x$ and $y$ correspond to  $z$ and $r$ respectively.
+                                                      The coordinates $x$ and $y$ correspond to  $z$ and $r$ respectively.
                                  \item \textbf{Rad}:  One-dimensional radial space ($r$).
                                                       Only available for \textbf{geometry.dimension} $1$.
-                                                      For \Gls{gmsh} mesh format, the coordinates $x$ corresponds to $r$.
+                                                      The coordinates $x$ corresponds to $r$.
                                \end{itemize}
           \item \textbf{meshType}: Character.
                                    Format of mesh file.
                                    Accepted formats are:
                                    \begin{itemize}
                                      \item \textbf{gmsh2}: \Gls{gmsh} file format in version 2.0.
+                                     \item \textbf{vtu}: \Gls{vtu} file format.
                                    \end{itemize}
           \item \textbf{meshFile}: Character.
                                    Mesh filename.
                                    This file is searched in the path \textbf{output.path} and must contain the file extension.
           \item \textbf{volume}:   Real.
-                                   Units of $\unit{m^-3}$.
+                                   Units of $\unit{m^{-3}}$.
                                    Used to set a fictitious volume for the $0$ dimension.
                                    Ignored in the other cases.
         \end{itemize}
@@ -536,7 +538,7 @@ make
                                                                                                                  Density of neutral background.
                                                                                                                  Required parameter.
                                                                                          \item \textbf{velocity}: Real.
-                                                                                                                  Units in $\unit{m^{-3}}$.
+                                                                                                                  Units in $\unit{m s^{-1}}$.
                                                                                                                   Array of dimension $3$.
                                                                                                                   Mean velocity of neutral background.
                                                                                                                   Required parameter.
@@ -604,7 +606,8 @@ make
                                   \item \textbf{part/s}: Particles (real) per second.
                                 \end{itemize}
           \item \textbf{v}: Real.
-                            Module of velocity vector, in $\unitfrac{m}{s}$.
+                            Units of $\unit{m s^{-1}}$.
+                            Module of velocity vector.
           \item \textbf{n}: Real.
                             Array dimension $3$.
                             Direction of injection.
@@ -618,6 +621,7 @@ make
                                     \item \textbf{Delta}: Dirac's delta distribution function. All particles are injected with velocity \textbf{v} times the value of \textbf{n} in the specified direction.
                                   \end{itemize}
           \item \textbf{T}: Real.
+                            Units of $\unit{K}$
                             Array dimension $3$.
                             Temperature in each direction.
           \item \textbf{physicalSurface}: Integer.