Bharat Trading Copr

Usage : 

Personal Health and Food Production: Calcium carbonate is used widely as an effective dietary calcium supplement, antacid, phosphate binder, or base material for medicinal tablets. It also is found on many grocery store shelves in products such as baking powder, toothpaste, dry-mix dessert mixes, dough, and wine.

Carbon tetrachloride (CCl4) is a highly toxic, non-flammable, colorless liquid with a sweet, chloroform-like smell. It's also known by many other names, including:
Carbon tet, Tetrachloromethane, Carbon chloride, Methane tetrachloride, Perchloromethane, Tetrachloroethane, Benziform.
Carbon tetrachloride is used primarily in the manufacture of dichlorodifluoromethane, a refrigerant and propellant. 

The Consumer Product Safety Commission (CPSC) banned the use of carbon tetrachloride in consumer products in 1970. The Montreal Protocol also aims to reduce environmental concentrations of ozone-depleting chemicals, including carbon tetrachloride.