From the opening screen you can select the Units Button or Units from the Menu Bar
at the top of the screen. The following screen will be displayed,
This screen allows you to set the global units to be used for the various types
of physical properties that will be displayed or that need to be entered by the
user. Once set these units will remain the default until changed here again. They
remain from session to session.
In addition all units can be changed locally when displayed or entered. The following screen
illustrates changing the units on Critical Pressure after it has been displayed. Notice the very long list of unit
possibilities.