Found 1 items, similar to Age of coal plants.
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Definition: Age of coal plants
(k[=o]l), n. [AS. col; akin to D. kool, OHG. chol,
cholo, G. kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr.
jval to burn. Cf. Kiln
1. A thoroughly charred, and extinguished or still ignited,
fragment from wood or other combustible substance;
2. (Min.) A black, or brownish black, solid, combustible
substance, dug from beds or veins in the earth to be used
for fuel, and consisting, like charcoal, mainly of carbon,
but more compact, and often affording, when heated, a
large amount of volatile matter.
Note: This word is often used adjectively, or as the first
part of self-explaining compounds; as, coal-black; coal
formation; coal scuttle; coal ship. etc.
Note: In England the plural coals is used, for the broken
mineral coal burned in grates, etc.; as, to put coals
on the fire. In the United States the singular in a
collective sense is the customary usage; as, a hod of
Age of coal plants
. See Age of Acrogens
, under Acrogen
or Glance coal
. See Anthracite
. See under Bituminous
. See under Blind
or Brown Lignite
. See Lignite
, a bituminous coal, which softens and becomes
pasty or semi-viscid when heated. On increasing the heat,
the volatile products are driven off, and a coherent,
grayish black, cellular mass of coke is left.
, a very compact bituminous coal, of fine
texture and dull luster. See Cannel coal
(Geol.), a layer or stratum of mineral coal.
, a structure including machines and machinery
adapted for crushing, cleansing, and assorting coal.
(Geol.), a region in which deposits of coal
occur. Such regions have often a basinlike structure, and
are hence called coal basins
. See Basin
, a variety of carbureted hydrogen, procured from
bituminous coal, used in lighting streets, houses, etc.,
and for cooking and heating.
, a man employed in carrying coal, and esp. in
putting it in, and discharging it from, ships.
(a) Strata of coal with the attendant rocks.
(b) A subdivision of the carboniferous formation, between
the millstone grit below and the Permian formation
above, and including nearly all the workable coal beds
of the world.
, a general name for mineral oils; petroleum.
(Geol.), one of the remains or impressions of
plants found in the strata of the coal formation.
. See in the Vocabulary.
To haul over the coals
, to call to account; to scold or
. See Lignite