Respirable Coal Mine Dust Certification Exam 8
Taken from the 2014 MSHA Instruction Guide (IG) 100


Progress Indicator:
Question 1 of 14

1.  The computer dust reports for Part 90 miners shall be posted for _________ days.

Choices:
  1. 0
  2. 5
  3. 10
  4. 31


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