SULPHURIC a.
duced by the combined action of sulphur dioxide, oxygen (from the air), steam, and nitric fumes. It attacks and dissolves many metals and other intractable substances, sets free most acids from their salts, and is used in the manufacture of hydrochloric and nitric acids, of soda, of bleaching powders, etc. It is also p…
TOWER n.
n the sulphuric acid process, to absorb (by means of concentrated acid) the spent nitrous fumes that they may be returned to the Glover's tower to be reemployed. See Sulphuric acid, under Sulphuric, and Glover's tower, below. -- Glover's tower (Chem.), a large tower or chamber used in the manufacture of sulphuric acid…
ZINC n.
nsparent liquid, composed of zinc and amyle, which, when exposed to the atmosphere, emits fumes, and absorbs oxygen with rapidity. -- Zinc blende Etym: [cf. G. zinkblende] (Min.), a native zinc sulphide. See Blende, n. (a) -- Zinc bloom Etym: [cf. G. zinkblumen flowers of zinc, oxide of zinc] (Min.), hydrous carbonate…