On June 29, 1855, American physician, scientist, inventor, and humanitarian John Gorrie passed away. He is considered the father of refrigeration and air conditioning. Today, refrigeration as well as air condition has become a commodity. But, the importance of refrigeration to modern civilization as a means for conservation of food cannot be overestimated.
CoolProp is an open-source, free property database that includes pure fluids, pseudo-pure fluids, and humid air properties. It is designed to be trivially simple to use from the Python programming language, and possible to use from other languages as well.
I. Krüger, A. Mehlhase, и G. Schmitz. Proceedings of the 9th International Modelica Conference, September 3-5, 2012, Munich, Germany, Linköping University Electronic Press, (ноября 2012)