Examples from the Web for firedamp
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
Proceeding to the edge of the moat, they fished up Mr. Firedamp, who had missed his way back, and tumbled in.
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.
When exploded by electricity, as in the previous case, no flame was produced, nor was the firedamp ignited.