More on fluoride from Fact Monster:

• hydrogen fluoride - hydrogen fluoride hydrogen fluoride, chemical compound, HF, a colorless, fuming liquid or colorless ...
• fluoridation - fluoridation fluoridation , process of adding a fluoride to the water supply of a community to ...
• cryolite - cryolite cryolite or kryolite[Gr.,=frost stone], mineral usually pure white or colorless but ...
• fluorine - fluorine fluorine , gaseous chemical element; symbol F; at. no. 9; at. wt. 18.998403; m.p. ...
• Freon - Freon Freon [trade name], any one of a special class of chemical compounds that are used as ...

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