Category:Soda

So"da, n. Etym: [it., soda, in oit., ashes used in making glass, fr. L. solida, fem. of solidus solid; solida having probably been a name Of glasswort. See solid.] (chem.) (a) sodium oxide or hydroxide. (b) popularly, sodium carbonate or bicarbonate. Caustic soda, sodium Hydroxide. -- cooking soda, sodium bicarbonate. [colloq.] -- sal soda. See Sodium carbonate, under sodium. -- soda alum (min.), a mineral consisting of the hydrous sulphate of Alumina and soda. -- soda ash, crude sodium carbonate; -- so called because formerly Obtained from the ashes of sea plants and certain other plants, as Saltwort (salsola). See under sodium. -- soda fountain, an apparatus for drawing soda water, fitted with Delivery tube, faucets, etc. -- soda lye, a lye consisting essentially of a solution of sodium Hydroxide, used in soap making. -- soda niter. See nitratine. -- soda salts, salts having sodium for the base; specifically, Sodium sulphate or glauber's salts. -- soda waste, the waste material, consisting chiefly of calcium Hydroxide and sulphide, which accumulates as a useless residue or Side product in the ordinary leblanc process of soda manufacture; -- Called also alkali waste. -- soda water, originally, a beverage consisting of a weak solution Of sodium bicarbonate, with some acid to cause effervescence; now, in Common usage, a beverage consisting of water highly charged with Carbon dioxide (carbonic acid). Fruit sirups, cream, etc., are Usually added to give flavor. See carbonic acid, under carbonic. -- washing soda, sodium carbonate. [colloq.]