Definition of firedamp in English:

firedamp

Line breaks: fire|damp
Pronunciation: /ˈfʌɪədamp
 
/

noun

[mass noun]
  • Methane, especially as forming an explosive mixture with air in coal mines.
    More example sentences
    • The land, off Newhill Road in Monk Bretton, Barnsley, is one of the worst areas in the country to be affected by methane gas - known by miners as firedamp - leaching through the ground from disused mine workings.
    • Once, 14-year-olds went down the pit and were vulnerable to explosions of firedamp and coal dust, to rock falls and inrushes of clay, sand and water.
    • Underground in caves there was never really much need for running unless careful planning failed and a shaft fell in, or a patch of firedamp or bad air turned up.

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Pronunciation: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea

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