Chemical Symbol: HCl
Synonyms: Hydrogen acid

Description
Hydrogen chloride is a colorless gas, is highly irritating when contact with body tissues. It is toxic and has a sharp suffocating odor. It is nonactive and noncorrosive, but makes a highly corrosive hydrochloric acid when absorbed by water.

Uses
Hydrogen chloride is used for manufacturing rubber, pharmaceuticals, inorganic and organic chemicals, gasoline refining, metals processing, and wool reclaiming. It is also common in the chemicals industry for production of chlorinated derivatives. In the electronics industry it is used for semiconductor materials.