Coal First Aid Contest Exam
Taken from the 2013 National Coal First Aid Contest Rules


Progress Indicator:
Question 5 of 25

5.  Replace the battery when the low battery alarm has activated, after __________ of use or every 6 months whichever comes first.

Choices:
  1. 100 hours
  2. 200 hours
  3. 50 hours
  4. 150 hours


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