Salt, or sodium chloride, is a naturally occurring mineral essential for human life. It is commonly used as a seasoning and preservative in food. Salt helps enhance flavors and is vital for various bodily functions, including maintaining fluid balance and supporting nerve and muscle function. In addition to its culinary uses, salt has industrial applications, such as in the production of chlorine and sodium hydroxide. It is also used in de-icing roads during winter. Salt can be found in various forms, including table salt, sea salt, and rock salt, each with unique properties and uses.