1. __________ is a mixture of methane in air that will burn or explode when ignited.
  1. Whitedamp
  2. Blackdamp
  3. Firedamp
  4. Stinkdamp
Wrong!  The correct answer is C. Firedamp.
Statement No. 56:  Firedamp is a mixture of methane in air that will burn or explode when ignited.