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jan 1, 1943 - Aerosol Spray

Description:

During WWII, the United States government financed studies into a method for US service members to use a handheld device to spray pesticide on malaria-carrying bugs. Researchers from the Department of Agriculture produced a thin aerosol that can be pressurized with liquid gas in 1943

Added to timeline:

18 May 2021
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Date:

jan 1, 1943
Now
~ 82 years ago