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In 1974, Dr. F. Sherwood Rowland and Dr. Mario Molina proposed that chlorofluorocarbons (or CFCs) deplete the stratospheric ozone layer. CFCs were used in many household items like refrigerators and air conditioning units. They were also used in aerosol cans as propellants. However, because of Rowland and Molina’s study, many American aerosol manufacturers switched from […]

  The first use for an aerosol package arose during World War II, but the idea of using low-pressure liquefied gas to atomize droplets of liquid in the air was developed in 1924. Canisters filled with insecticide and propellants were used to protect U.S. servicemen from insects carrying diseases such as malaria. Shortly after the […]