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Bench Exam - BioPak 240R
Taken from the 2014 Ohio Valley Mine Rescue Contest held in Moundsville, WV


Progress Indicator:
Question 1 of 20

1.  Oxygen will __________ cause materials to __________ without the presence of an ignition source.

Choices:
  1. always, ignite
  2. not, ignite
  3. sometimes, burn