ML08010432
AC, REFRIGERATION AND HEATING (MECHANICAL): DEFINING REFRIGERATION
This lesson discusses the history of how refrigeration evolved.Terminology that is covered: heat transfer, latent heat, sensible heat, superheat, specific heat, vaporization, conduction, pressure, IME, PSIA,PSIG.A demonstration is given to show heat transfer that leads to the definition of refrigeration: transfer of heat from a place where it's not wanted to a place where its unobjectionable.
DVD (Closed Captioned)
Grades 9-12, College, Adult
45 minutes
1996
 
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