afterdamp

[af-ter-damp, ahf-] /ˈæf tərˌdæmp, ˈɑf-/
noun
1.
an irrespirable mixture of gases, consisting chiefly of carbon dioxide and nitrogen, left in a mine after an explosion or fire.
Origin
1855-60; after + damp
Examples from the web for afterdamp
  • Exhausted volunteers found conditions in the mines almost unbearable, heat was intense, and afterdamp caused headaches and nausea.
British Dictionary definitions for afterdamp

afterdamp

/ˈɑːftəˌdæmp/
noun
1.
a poisonous mixture of gases containing carbon dioxide, carbon monoxide, and nitrogen formed after the explosion of firedamp in coal mines See also whitedamp