-
Coal is a
combustible black or brownish-black
sedimentary rock,
formed as rock
strata called coal seams.
Coal is
mostly carbon with
variable amounts of...
-
Coal mining is the
process of
extracting coal from the
ground or from a mine.
Coal is
valued for its
energy content and
since the 1880s has been widely...
- The
coal tit (Periparus ater), is a
small p****erine bird in the tit family, Paridae. It is a
widespread and
common resident breeder in
forests throughout...
- up
coaling in Wiktionary, the free dictionary.
Coaling can
refer to:
Coaling, Alabama, a town in
Tuscaloosa County, Alabama,
United States Coaling Island...
- "loyalty".
While scrip was not
exclusive to the
coal industry, an
estimated 75
percent of all
scrip used was by
coal companies in Kentucky, Virginia, and West...
-
Partnership in 20th
Century West-European Democracies, 2007, p. 165 "
Coalities tussen sociaaldemocraten en confessionelen" (in Dutch).
Historisch Nieuwsblad...
-
Coal liquefaction is a
process of
converting coal into
liquid hydrocarbons:
liquid fuels and petrochemicals. This
process is
often known as "
coal to X"...
- are
black coal, hard
coal,
stone coal, dark
coal,
coffee coal,
blind coal (in Scotland),
Kilkenny coal (in Ireland), crow
coal or craw
coal, and black...
-
Coal pipelines are
pipelines used to
transport coal from
where it is
mined to
where it is consumed. For very
short distances,
large trucks are used to...
-
produced from
coal, wood, petroleum, or peat.
Mineral products resembling tar can be
produced from
fossil hydrocarbons, such as petroleum.
Coal tar is produced...
