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| chlorofluorocarbon |
any of a group of compounds containing carbon, chlorine, and fluorine, which were once commonly used as refrigerants, solvents, and aerosol propellants but are now being phased out as they contribute to ozone depletion (abbreviated CFC.) |
| F2 |
symbol of the chemical element fluorine. |
| fluoride |
a chemical compound that contains fluorine as one of its elements. |
| fluorinate |
to treat, combine, or inject with fluorine. [1/2 definitions] |
| fluorine |
a substance that is a chemical element. Fluorine combines easily with other elements to form compounds. Some of these compounds are used to prevent tooth decay. Fluorine is poisonous in its pure gas form. (symbol: F) |
| fluorite |
a transparent, crystalline, and variously colored mineral that is the chief source of fluorine; calcium fluoride. |
| fluoro- |
fluorine. [1/2 definitions] |
| fluorocarbon |
any of various organic chemical compounds resulting from the substitution of fluorine for hydrogen in a hydrocarbon, used in refrigeration, lubrication, plastic and resin manufacture, as a fire extinguisher, and formerly as the propellant in aerosol cans. |
| halogen |
any of the five nonmetallic elements fluorine, chlorine, iodine, bromine, and astatine. |
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