| slovo | definícia |
Furnace cadmiam
(gcide) | Furnace \Fur"nace\, n. [OE. fornais, forneis, OF. fornaise, F.
fournaise, from L. fornax; akin to furnus oven, and prob. to
E. forceps.]
1. An inclosed place in which heat is produced by the
combustion of fuel, as for reducing ores or melting
metals, for warming a house, for baking pottery, etc.; as,
an iron furnace; a hot-air furnace; a glass furnace; a
boiler furnace, etc.
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Note: Furnaces are classified as wind or air. furnaces when
the fire is urged only by the natural draught; as blast
furnaces, when the fire is urged by the injection
artificially of a forcible current of air; and as
reverberatory furnaces, when the flame, in passing to
the chimney, is thrown down by a low arched roof upon
the materials operated upon.
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2. A place or time of punishment, affiction, or great trial;
severe experience or discipline. --Deut. iv. 20.
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Bustamente furnace, a shaft furnace for roasting
quicksilver ores.
Furnace bridge, Same as Bridge wall. See Bridge, n., 5.
Furnace cadmiam or Furnace cadmia, the oxide of zinc
which accumulates in the chimneys of furnaces smelting
zinciferous ores. --Raymond.
Furnace hoist (Iron Manuf.), a lift for raising ore, coal,
etc., to the mouth of a blast furnace.
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