If carbon monoxide content in atmospheric air exceeds __________ ppm, death is b – OfficerPath

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MCQ Practice

If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur.

Subject: Chemical EngineeringTopic: Environmental Engineering In Ce

A

50

B

500

C

1000

D

3000 (i.e. 0.3%)

Correct Answer: D

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