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What is considered to be a safe level of carbon monoxide?

2007-03-13 06:52:03 · 1 answers · asked by eliasulmonte 3 in Environment

1 answers

OSHA Has established all these levels . The level for is 35 ppm and u should only stay at that level for 8 hr.

2007-03-13 09:38:15 · answer #1 · answered by JOHNNIE B 7 · 0⤊ 0⤋

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