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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.
Stephenson had been experimenting for several years with candles close to firedamp emissions in the Killingworth mine.
The Dennis shaft produced softer industrial coal but was prone to firedamp.
Alf Manifesto, the fifty souls lost to the firedamp blast of 1960, Gabriel Parry, his old man.
Perhaps heads lifted from the worlk of scrubbing steps, hands still from wringing rainbows onto slate while below the town, deep in the pit a rock fall struck spark from a steel, and fired the void, punched through the mine a fist of blazing firedamp.
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.