flashdamp (English, noun)
expansion: flashdamp (uncountable)
Senses:
topics: business
mining
glosses: A mixture of methane, carbon dioxide, and nitrogen that is found in mines, and ignited quickly within a safety lamp, but that is then extinguished quickly due to the exhaust products of the flame. Flashdamp can be heavier than air (called heavy flashdamp) or lighter than air (called light flashdamp), depending on the proportion of carbon dioxide.
tags: uncountable
Forms: