Common salt is a mineral substance composed primarily of sodium chloride (NaCl). Salt is present in vast quantities in the sea where it is the main mineral constituent.


The first written reference to salt is found in the Book of Job, recorded about 2,250 BC. There are 31 other references to salt in the Bible, the most familiar probably being the story of Lot’s wife who was turned into a pillar of salt when she disobeyed the angels and looked back at the wicked city of Sodom.


Salt is essential to the health of people and animals and is used universally as a seasoning. It is used in cooking, is added to process foods and is often present on the table at mealtimes for individuals to sprinkle on their own food.


Salt is present in most foods, but in naturally occurring in certain foods such as meats, vegetables and fruit.


Saltiness is one of the five basic taste sensations


Some table salt sold for consumption contain additives, such as iodine, which address a variety of health concerns.


Iodine is an important micronutrient for humans, and a deficiency of the element can cause lowered production of thyroxine(hypothyroidism) and enlargement of the thyroid gland in adults or