Word: chlorofluorocarbon
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Dates: during 1970-1979
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...warning by scientists that some gases in aerosol sprays can destroy the ozone layer in the stratosphere that protects earth from an overdose of the sun's ultraviolet rays (TIME, Oct. 7). The state legislature banned the sale after March 1, 1977, of aerosol cans that use chlorofluorocarbon compounds as propellants-mainly hair sprays, oven cleaners, insecticides and deodorants. Opponents of the measure claim that there is no hard evidence that the chlorofluorocarbons actually damage the ozone layer. But the Oregon lawmakers preferred not to wait for final proof, and the bill is expected to be signed by Governor...