This information is part of the Modelica Standard Library maintained by the Modelica Association.
A good demonstration how to use the media from Modelica.Media is
given in package ModelicaTest.Media.TestsWithFluid. Under
Modelica.Media.Examples.Utilities the most basic components of a Fluid library
are defined. Additional media models with some very simple piping networks can be found in the
ModelicaTest library under