what is hci acid
Hydrochloric acid is a clear, colorless, highly pungent solution of hydrogen chloride (H Cl) in water.It is a highly corrosive, strong mineral acid with many industrial uses.ne of the most important applications of hydrochloric acid is in the pickling of steel, to remove rust or iron oxide scale from iron or steel before subsequent processing, such as extrusion, rolling, galvanizing, and other techniques.