a combustible gas consisting chiefly of methane, formed especially in coal mines, and dangerously explosive when mixed with certain proportions of atmospheric air.
the explosive mixture itself.
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How to use firedamp in a sentence
An example of a hydrocarbon or compound of carbon and hydrogen, is marsh gas (methane) or firedamp, CH4.The Chemistry of Hat Manufacturing | Watson Smith
As well might the vapours of the swamp be purified by filling it with the firedamp.
Mr. Crotchet, jun.—I hope, Mr. firedamp, you will let your friendship carry you a little closer into the jaws of the lion.
Next to her is Mr. firedamp, a very absurd person, who thinks that water is the evil principle.
Proceeding to the edge of the moat, they fished up Mr. firedamp, who had missed his way back, and tumbled in.
British Dictionary definitions for firedamp
a mixture of hydrocarbons, chiefly methane, formed in coal mines. It forms explosive mixtures with air: See also afterdamp
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012