Refrigeration

Year Published: 1957

Format: 16mm

Sound: sound

Description: Discusses how the mechanism of a refrigerator works, why a refrigerator keeps things cold, how evaporation produces cold, and why a canteen cover keeps water cool. Shows experiments with evaporation that children can do.

No holdings listed.

Related films:

Original permalink · Record added: 2023-02-27 03:34:47