Question

the gas using explosions in coal mines is

Answer 1

carbon dioxide of the gas which is used in explosion in coal mines

Answer 2

Firedamp is flammable gas found incoal mines. It is the name given to a number of flammable gases, especially methane. It is particularly found in areas where the coal is bituminous. The gas accumulates in pockets in the coal and adjacent strata, and when they are penetrated, the release can trigger explosions