PICKLE n.
A bath of dilute sulphuric or nitric acid, etc., to remove burnt sand, scale rust, etc., from the surface of castings, or other articles of metal, or to brighten them or improve their color.
PLUNGE n.
Heavy and reckless betting in horse racing; hazardous speculation. [Cant] Plunge bath, an immersion by plunging; also, a large bath in which the bather can wholly immerse himself. -- Plunge, or plunging, battery (Elec.), a voltaic battery so arranged that the plates can be plunged into, or withdrawn from, the exciting…
SAND n.
ns. -- Sand ball, soap mixed with sand, made into a ball for use at the toilet. -- Sand bath. (a) (Chem.) A vessel of hot sand in a laboratory, in which vessels that are to be heated are partially immersed. (b) A bath in which the body is immersed in hot sand. -- Sand bed, a thick layer of sand, whether deposited na…