Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsSingle-Component P-V and T-V Diagramshttp://demonstrations.wolfram.com/SingleComponentPVAndTVDiagrams/]]>http://demonstrations.wolfram.com/SingleComponentPVAndTVDiagrams/Throttling High-Pressure Waterhttp://demonstrations.wolfram.com/ThrottlingHighPressureWater/]]>http://demonstrations.wolfram.com/ThrottlingHighPressureWater/