Afterdamp Definition
ăftər-dămp
noun
An asphyxiating mixture of gases, primarily nitrogen and carbon dioxide, left in a mine after a fire or an explosion.
American Heritage
An asphyxiating mixture of gases remaining in a mine after a fire or an explosion of firedamp, usually consisting mostly of nitrogen and carbon dioxide.
Webster's New World
(mining) Suffocating gases present in a coal mine after an explosion caused by firedamp, consisting of nitrogen, carbon monoxide, carbon dioxide, and sometimes hydrogen sulfide.
Wiktionary
Origin of Afterdamp
after damp gas
From American Heritage Dictionary of the English Language, 5th Edition
-
From after- + damp.
From Wiktionary
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