SULPHURIC a.
ure is the most important and fundamental of all the chemical industries. Formerly called vitriolic acid, and now popularly vitriol, and oil of vitriol. -- Fuming sulphuric acid, or Nordhausen sulphuric acid. See Disulphuric acid, under Disulphuric. -- Sulphuric anhydride, sulphur trioxide. See under Sulphur. -- Sul…
VITRIOL n.
en vitriol, ferrous sulphate; copperas. See under Green. -- Oil of vitriol, sulphuric or vitriolic acid; -- popularly so called because it has the consistency of oil. -- Red vitriol, a native sulphate of cobalt. -- Vitriol of Mars, ferric sulphate, a white crystalline substance which dissolves in water, forming a re…