stackyFACTSHair spray owes its existence entirely to tropical diseases.
Hair spray owes its existence entirely to tropical diseases. The modern pressurized aerosol can was rushed into development during World War II because the military needed a portable way for soldiers to violently spray bug repellent inside tents to survive malaria-carrying mosquitoes. The government spent millions engineering the perfect pressurized nozzle, which we now primarily use to spray aggressively scented deodorant in locker rooms.
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