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Coal gas is a
flammable gaseous fuel made from
coal and
supplied to the user via a
piped distribution system. It is
produced when
coal is
heated strongly...
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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...
- methane,
carbon monoxide, propane, butane, acetylene, ethylene,
coal gas (town
gas) or
natural gas. The
light is
produced either directly by the flame, generally...
- life-cycle
greenhouse gas (GHG)
emissions from
shale gas are
similar to
those of
conventional natural gas, and are much less than
those from
coal,
usually about...
-
vapour (H2O)—from
coal and water, air and/or oxygen. Historically,
coal was
gasified to
produce coal gas, also
known as "town
gas".
Coal gas is combustible...
- posterity. So-called "
gas works"
produced coke by
heating coal in
enclosed chambers. The
flammable gas that was
given off was
stored in
gas holders, to be used...
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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...
-
Coal tar is a
thick dark
liquid which is a by-product of the
production of coke and
coal gas from
coal. It is a type of creosote. It has both
medical and...
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Coalbed methane (CBM or
coal-bed methane),
coalbed gas, or
coal seam
gas (CSG) is a form of
natural gas extracted from
coal beds. In
recent decades it...
- as
natural gas, fuel oil and
coal. The data were
obtained by
stoichiometric calculations. The
total amount of wet flue
gas generated by
coal combustion...