SODA n.
mulates 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 ch…
SODIUM n.
drate (milk of lime), on sodium carbonate. It is a strong alkali, and is used in the manufacture of soap, in making wood pulp for paper, etc. Called also sodium hydrate, and caustic soda. By extension, a solution of sodium hydroxide.
SOLUTION n.
aration of connection, or of connected substances or parts; -- applied, in surgery, to a facture, laceration, or the like. "As in the natural body a wound, or solution of continuity, is worse than a corrupt humor, so in the spiritual." Bacon. -- Standardized solution (Chem.), a solution which is used as a reagent, and…
SULPHURIC a.
er 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 powerful dehydrating agent, having a strong affinity for water, and eating and corroding paper, wood, clothing, etc. It is thus used in the ma…
SWORD n.
ut.), a mat closely woven of yarns; -- so called from a wooden implement used in its manufacture. -- Sword shrimp (Zoöl.), a European shrimp (Pasiphæa sivado) having a very thin, compressed body. -- Sword stick, a sword cane. -- To measure swords with one. See under Measure, v. t. -- To put to the sword. See under…
THALLIUM n.
nd in some minerals, as certain pyrites, and also in the lead-chamber deposit in the manufacture of sulphuric acid. It is isolated as a heavy, soft, bluish white metal, easily oxidized in moist air, but preserved by keeping under water. Symbol Tl. Atomic weight 203.7.