Monday, September 24, 2018
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Have USA Aerosol Hairspray Cans Been Banned? Seven out of 10 Americans believe that aerosol hairspray cans contain CFCs, one of a range of chemicals found to be depleting the ozone layer in the 1970s. They do not, and have not since 1987. Aerosol Spray Can (Photo credit: Wikipedia) Nor have USA aerosol hairspray cans been banned. However, products that use spray cans have been reformulated, so they don’t use CFCs. CFCs were phased out by the Montreal Protocol, starting in 1987, for contributing to the depletion of the ozone layer. Does This Mean You Can Still Buy Aerosol Cans and Not Contribute... (Read More ...)

The Ozone Layer If Refrigerator Freon and other CFCs Hadn’t Been Banned (Dobson Unit of Measure of Ozone density From  (Photo credit: Wikipedia) When Was Refrigerator Freon Banned and Why? Freon, a Dupont brand name, was introduced to refrigerators in the 1920s, as a safer alternative to the refrigerants being used at the time. Refrigerator freon is part of a larger group of chemicals called chlorofluorocarbons, or CFCs. One of several variations, R-12, or Freon-12, was banned as part of... (Read More ...)