OpenFOAM guide/Table of common fields

This table should give a list of the field names commonly written by the OpenFOAM-Solver.

It was inspired by the discussion What's the meaning of variables in the computed results in the MessageBoard:

Fields written by OpenFOAM

Filename	Description	Dimension
U	Velocity	$\frac{m}{s}$
U_0	Velocity at previous timestep (needed for restarting higher order time-stepping schemes	$\frac{m}{s}$