The country of Iraq covers the region known since ancient times as Mesopotamia, a Greek word meaning land between the rivers.. The fertile valley between the Tigris and Euphrates rivers supported some of the worldâs earliest civilizations.
In Saskatchewan there are two grades of sodium sulphate: the first is a salt cake grade, which is primarily used for wood digestion in the pulp and paper industry; the second is a detergent grade product that is used in detergents, glass, dyes, textiles, tanning, and in the chemical industry.
Salt can be refined to create different versions such as pickling salt, rock salt, iodized salt and seasoned salt. Himalayan salt is a type of rock salt from Pakistan. It may have a reddish or pink colour due to iron in the crystals.