HFCs, already widely used in the United States and other developed countries, are up - and - coming replacements for hydrochlorofluorocarbons (HCFCs) found today in most AC units and refrigerators in India and other developing nations. (sciencemag.org)
It also addresses UNEP's work in reducing the lead content of fuels and paint, and tackling ozone - depleting substances such as hydrochlorofluorocarbons and methyl bromide. (chimalaya.org)
These gases are being replaced by other compounds, including hydrochlorofluorocarbons and hydrofluorocarbons, which are heat - trapping gases (greenhouse gases) covered under the Kyoto Protocol. (climatehotmap.org)