Search results
Results from the WOW.Com Content Network
Ceramic grade fluorite (85–95% CaF 2) is used in the manufacture of opalescent glass, enamels, and cooking utensils. The highest grade, "acid grade fluorite" (97% or more CaF 2 ), accounts for about 95% of fluorite consumption in the US where it is used to make hydrogen fluoride and hydrofluoric acid by reacting the fluorite with sulfuric acid .
Though elemental fluorine (F 2) is very rare in everyday life, fluorine-containing compounds such as fluorite occur naturally as minerals. Naturally occurring organofluorine compounds are extremely rare. Man-made fluoride compounds are common and are used in medicines, pesticides, and materials.
The main uses of fluoride, in terms of volume, are in the production of cryolite, Na 3 AlF 6. It is used in aluminium smelting. Formerly, it was mined, but now it is derived from hydrogen fluoride. Fluorite is used on a large scale to separate slag in steel-making. Mined fluorite (CaF 2) is a commodity chemical used in steel-making.
Fragrance: used to add a pleasant odor to food, medicine, or other consumed or partially consumed items (such as incense, candles, or lotions) Dye: used to alter the color of food, medicine, or other consumed items Ritual: ingested or partially ingested (eg used as incense) as an important component of a cultural or religious ritual
Fluoride is a mineral that occurs naturally in water, soil and air that has been demonstrated to prevent dental cavities, or tooth decay. Here is what you need to know about fluoridation of ...
Salted: A Manifesto on the World's Most Essential Mineral, with Recipes (Ten Speed Press, 2010) is a reference book and cookbook written by food writer Mark Bitterman.In May 2011 Salted won the James Beard Foundation Award for Reference and Scholarship Cookbook.
The base of the leaf stalks (petioles) is greatly expanded. Smyrnium olusatrum, common name alexanders (or alisander) is an edible flowering plant of the family Apiaceae (Umbelliferae), which grows on waste ground and in hedges around the Mediterranean and Atlantic coastal regions of Europe.
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Special pages; Pages for logged out editors learn more