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The chemical identity of the ions added is also important in many uses. For example, fluoride containing compounds are dissolved to supply fluoride ions for water fluoridation. [88] Solid salts have long been used as paint pigments, and are resistant to organic solvents, but are sensitive to acidity or basicity. [89]
Salt is used in religious ceremonies and has other cultural and traditional significance. Salt is processed from salt mines, and by the evaporation of seawater and mineral-rich spring water in shallow pools. The greatest single use for salt (sodium chloride) is as a feedstock for the production of chemicals. [3]
For de-icing, mixtures of brine and salt are used, sometimes with additional agents such as calcium chloride and/or magnesium chloride. The use of salt or brine becomes ineffective below −10 °C (14 °F). Mounds of road salt for use in winter. Salt for de-icing in the United Kingdom predominantly comes from a single mine in Winsford in Cheshire.
Sodium chloride, also known as edible salt or table salt [87] (chemical formula NaCl), is the principal source of sodium (Na) in the diet, and is used as seasoning and preservative in such commodities as pickled preserves and jerky; for Americans, most sodium chloride comes from processed foods. [88]
The most common is the heptahydrate MgSO 4 ·7H 2 O, [1] known as Epsom salt, which is a household chemical with many traditional uses, including bath salts. [2] The main use of magnesium sulfate is in agriculture, to correct soils deficient in magnesium (an essential plant nutrient because of the role of magnesium in chlorophyll and ...
Kosher salt, originally designed to be used in koshering meats (to draw out blood), is preferred by chefs and home cooks. Kosher salt is free of additives and is machine-produced to have coarse ...
Molten salts (fluoride, chloride, and nitrate) can be used as heat transfer fluids as well as for thermal storage. This thermal storage is used in concentrated solar power plants. [8] [9] Molten-salt reactors are a type of nuclear reactor that uses molten salt(s) as a coolant or as a solvent in which the fissile material is dissolved ...
In the kitchen, you use salt in just about everything. But what most people don't realize is that salt can be used for a lot more than cooking. Here are a few unexpected ways you can use salt and ...