coal gas

(redirected from town gas)
Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

coal gas,

gas obtained in the destructive distillation of soft coal, as a byproduct in the preparation of cokecoke,
substance obtained by the destructive distillation of bituminous coal. Coke bears the same relation to coal as does charcoal to wood. A hard, gray, massive, porous fuel, coke is the solid residue remaining after bituminous coal is heated to a high temperature out of
..... Click the link for more information.
. Its composition varies, but in general it is made up largely of hydrogen and methane with small amounts of other hydrocarbons, carbon monoxide (a poisonous gas), carbon dioxide, and nitrogen. It is used as a fuel and illuminant.

coal gas

[′kōl ‚gas]
(materials)
Flammable gas derived from coal either naturally in place, or by induced methods of industrial plants and underground gasification.
Specifically, fuel gas obtained from carbonization of coal.

coal gas

a mixture of gases produced by the distillation of bituminous coal and used for heating and lighting: consists mainly of hydrogen, methane, and carbon monoxide
References in periodicals archive ?
Town gas was produced in cookeries where coal was py-rolyzed in a battery of airtight ovens that liberated the gas.
Seine-Maritime security official Laurent Mabire told AFP work to stop the leak of the gas "which gives town gas its odor" was ongoing in the early hours of Tuesday.
DONG Energy is already running the municipality's district heating, town gas, sewage and water operations under a service agreement.
DVGW safety certified, the compact FLAMEBOY comes with three nozzles to provide optimal operation with propane/butane, natural gas or town gas.
At high pressures and temperatures, the combustion produces town gas and other commercially valuable chemicals and water as byproducts.
LNG Japan supplies approximately 30% the market share in LNG to Japanese power and town gas companies.
If the land was situated in an area which may have been contaminated, for example a petrol station, sewage farm, light industrial unit, brickworks, railway, town gas works site or close to a water course, then an environmental search should be conducted.
Clarke (with Pat Mayhew) looked at the changes in suicide rate that accompanied the switch from town gas to natural gas in Britain.
In the past, low state-controlled prices for town gas in China contributed to the expansion of low-cost and highly polluting coking plants for town gas production.
When a blizzard brought Chavies to a standstill, the residents didn't stand around wondering when the plows would come; they gathered at the town gas station and pooled tire chains.
The Cupola 2000 is a noncoke furnace that can use natural gas, town gas or fuel oil as its energy source.