any of several volatile, inert, saturated compounds of carbon, fluorine, chlorine, and hydrogen: used as refrigerants, foam-blowing agents, solvents, and, formerly, as aerosol propellants until scientists became concerned about depletion of the atmospheric ozone layer.
更多chlorofluorocarbon例句
In 1987, the Montreal Protocol banned the production of chlorofluorocarbons, or CFCs, that were rapidly depleting the ozone layer and damaging forests and croplands.
In 1987, dozens of nations adopted the Montreal Protocol, agreeing to phase out the use of chlorofluorocarbons and other chemicals used in refrigerants, solvents, and other industrial products that were breaking down Earth’s protective ozone layer.