What are the uses of hydrogen chloride (hydrochloric acid) ?

Explanation

Hydrogen chloride (hydrochloric acid) is used :
(1) in the manufacture of chlorine and ammonium chloride.
(2) to manufacture glucose from corn, starch.
(3) to manufacture dye.
(4) in medicine and galvanising.
(5) as an important reagent in the laboratory.
(6) to extract glue from bones and for the purification of bone black.
(7) For dissolving metals.
`Fe + 2HCl_((aq)) rarr FeCl_(2) + H_(2(g))`