The Cool History of the Air Conditioner

With temperatures in the triple digits in some parts fo the country this past week, we're paying homage to the air conditioner. One of the first widespread use of air conditioners came during the 1920s, when movie theaters used what they called "man-made weather" to lure customers to the silver screen.

Liane Hansen speaks with Deborah Hawkins, Chairman of the Air Conditioner and Refrigeration Institute.

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