The history of keeping cool

Published On: Jul 18 2012 09:24:26 AM PDT   Updated On: Jul 22 2014 05:02:05 AM PDT

This week marks the 112th anniversary of air conditioning, and aren't we all thankful! Look back at the ways humans have tried to stay cool through the centuries.

Cooling - Generic
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This week marks the 112th anniversary of modern air conditioning, and aren't we all thankful! Look back at the history of fans, air conditioners and other ways humans have tried to stay cool through the centuries.

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