SLATE n.
ate, or Alum slate (Min.), a kind of slate containing sulphate of alumina, -- used in the manufacture of alum. -- Bituminous slate (Min.), a soft species of sectile clay slate, impregnated with bitumen. -- Hornblende slate (Min.), a slaty rock, consisting essentially of hornblende and feldspar, useful for flagging on…
SODA n.
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 high…
SODIUM n.
um hydrate (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.
STUB n.
nail; a nail broken off; also, a short, thick nail. -- Stub short, or Stub shot (Lumber Manuf.), the part of the end of a sawn log or plank which is beyond the place where the saw kerf ends, and which retains the plank in connection with the log, until it is split off. -- Stub twist, material for a gun barrel, made…