engineerguy

How home air conditioning triumphed over the open air movement (2014x10)

Data di messa in onda: Ago 11, 2014

Bill explains how the rise of home air conditioning had to battle the open air movements in public school: They regarded it as only for factories where it was first introduced. Only when movie theatres added air conditioning in the 1930 and 1940s did it become popular for the home.