Emission Of CFC Replacements To The Atmosphere
American Chemical Society (ACS)The hydrochlorofluorocarbons (HCFCs) and hydrofluorocarbons (HFCs) used to replace the chlorofluorocarbons (CFCs) banned by the Montreal Protocol have low or no potential to deplete ozone in the stratosphere, but they may contribute to climatic change, says Dr. Garry D. Hayman of the National Environmental Technology Centre in Oxfordshire, United Kingdom.