Southern Regional Drager BG4 Exam
Taken from the 2019 Southern Regional Mine Rescue Contest held in New Iberia, Louisiana

Progress Indicator:
Question 1 of 30

1.  A fan that pulls or sucks air out of a mine is called a:

  1. Blower fan
  2. Exhaust fan
  3. Booster fan
  4. Auxiliary fan

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