TANK

In the Navy, a case of sheet iron about 4 feet square, and containing about 2 tons. Bilge tanks are of various forms, in order fo employ the vacant spaces near the sides in small ve els. Iron tanks have for many years been used in the navy from their incomparable superiority over casks in keeping the water sweet. Tank. In Gardening, a cistern or reservoir, made of stone or timber or some other material, used in collecting and preserving water during a scarcity or drought. Tanks are sometimes built in the ground, and lined with lead or cement {Loudon's F.ncyc. of Gardening, p. C03.) [s. 1229]