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Technician Team Exam - BioPak 240S
From the 2013 North Central Regional Mine Rescue Contest, Wilmington, IL


Progress Indicator:
Question 1 of 20

1.  Biopak SCBAs are tested for intrinsic safety in which of the following gas mixtures:

Choices:
  1. Pentane and Nitrogen
  2. Hydrogen and Nitrogen
  3. Explosive dust atmospheres
  4. Pentane and Air
  5. None of the above