firedamp

[ fahyuhr-damp ]

noun

, Mining.

1. a combustible gas consisting chiefly of methane, formed especially in coal mines, and dangerously explosive when mixed with certain proportions of atmospheric air.
2. the explosive mixture itself.

firedamp

/ ˈfaɪəˌdæmp /

noun

1. a mixture of hydrocarbons, chiefly methane, formed in coal mines. It forms explosive mixtures with air See also afterdamp

Word History and Origins

Origin of firedamp¹

First recorded in 1670–80; fire + damp

Example Sentences

An example of a hydrocarbon or compound of carbon and hydrogen, is marsh gas (methane) or firedamp, CH4.

From Project Gutenberg

As well might the vapours of the swamp be purified by filling it with the firedamp.

From Project Gutenberg

Mr. Crotchet, jun.—I hope, Mr. Firedamp, you will let your friendship carry you a little closer into the jaws of the lion.

From Project Gutenberg

Next to her is Mr. Firedamp, a very absurd person, who thinks that water is the evil principle.

From Project Gutenberg

Proceeding to the edge of the moat, they fished up Mr. Firedamp, who had missed his way back, and tumbled in.

From Project Gutenberg