sodium chloride
Common salt (NaCl). which occurs naturally as rock
salt, and is distributed over the land surfaces of
the earth, as well as in sea water. It is used in
very large quantities in brining, wet-salting, and
dry-salting (curing) hides and skins for
transportation and/or storage. It is also used to
pickle sheepskins, and in deliming, bating, and
other leather manufacturing processes. (363 )