Uses of Salt

Salt is most commonly used as a food seasoning. The compound is a key component in the dietary requirements of human beings and many other warm blooded animals. There are certain individuals that strictly restrict their personal intake of salt, however they are able to attain required amounts of the substance by ingesting raw or cooked meat that contain salt.


Regular table salt that is sold and bought for intake in land locked regions is sometimes fortified with meager amounts of iodine to prevent and or reverse the incidence of goiter. Undomesticated animals sometimes gather in salt streams or any body of water that has encrustation of salt in its surface, commonly referred to as salt licks to lick off deposits of salt. In terms of industry, salt is one of the most common sources of chlorine and makes up its chief compounds.

Salt is also one of the main sources of sodium and its numerous compounds. Chloride compounds that are commercially significant include chloroform, hydrochloric acid, bleaching powder and carbon tetrachloride. Essential compounds of sodium include sodium sulfate, sodium carbonate, sodium phosphate, baking soda and sodium hydroxide among others.


Salt is extensively utilized as a natural preservative for food and food products, such as meat and fish, and is widely applied in a number of refrigeration and preservation processes such as pickling and fermentation. Furthermore, it is used in coloring and also in the manufacturing process of glass and soap. Due to its transparency to radiation from infrared light, salt crystals are likewise utilized in making the lenses and prisms of instruments that are used in studying infrared radiation.


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