Sulfuric acid is an important industrial chemical and plays a critical part in the production of many manufactured goods. Highlighted below is a list of some of its best uses.  1. Metal processing involves cleaning iron and steel before applying tin or zinc coating. 2. Washing contaminants out of gasoline and other refinery products during petroleum refining. 3. Manufacturing of fertilizers like superphosphate of lime and ammonium sulfate. 4. Manufacturing of chemicals such as hydrochloric acid, synthetic detergents, nitric acid, sulfate salts, and explosives 5. Creating electrolytes in the battery acid used in lead-acid storage batteries frequently found in automobiles.