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1. A combustible gas, chiefly methane, often occurring in mines in association with bituminous coal.
2. The explosive mixture of firedamp and air.


(Mining & Quarrying) a mixture of hydrocarbons, chiefly methane, formed in coal mines. It forms explosive mixtures with air. See also afterdamp



a combustible gas dangerously explosive when mixed with atmospheric air.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.firedamp - a mixture of gases (mostly methane) that form in coal mines and become explosive when mixed with air
gas - a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely


[ˈfaɪədæmp] Ngrisú m
References in classic literature ?
I ha' fell into a pit that ha' been wi' th' Firedamp crueller than battle.
DON'T BRIAN On December 23, 1885, an underground explosion killed 81 men; it was probably caused by a Comet lamp, a naked light lamp, igniting firedamp.
It was later found the explosion had been caused by firedamp - gases found in coal mines - ignited by a naked light near the face of the main west heading.
As subsided, you could the miners' fear, their hunger, and smell the deadly firedamp gas as was running out to bring them to safety.
He was all too well aware of the poor working conditions that the miners had to deal with, and the casualties that took place due to firedamp explosions.
In the Dhori colliery near India's coal capital, 375 miners were killed in a firedamp and coal dust explosion.
The disaster was the deadliest mining incident in Turkey's history, surpassing the death toll of a firedamp explosion that killed 263 miners in Zonguldak in 1992.
Among the other causes of death at coal mines, according to the DDK, are problems related to the subcontractor system; the fact that workers are forced to work under harsh and inhumane conditions; that the state and mining companies do not learn the necessary lessons from past accidents; that the necessary precautions are not taken against firedamp explosions; that miners are not given carbon monoxide masks; and that safe corridors are not built inside coal mines so that workers can flee in the event of an accident.
They are designed to work in the coal mines firedamp in mine workings methane emanations and relative air humidity of max.