Steel is not a compound or element. Steel is an alloy of iron and carbon and other elements and hence it is a mixture. Because of its high tensile strength and low cost, it is a major component used in buildings, infrastructure, tools, ships, automobiles, machines, appliances, and weapons.
Indian Oil Corporation, the nation's largest fuel retailer, has started selling the convenient 5-kg cooking gas(LPG) cylinder at kirana stores and supermarkets. The sale of these cylinders has not been launched in which of the following cities?