Multiple Choice
Which of the following best describes carbon monoxide (CO) ?
A) Anthropogenic CO is principally produced by petroleum exploration.
B) Natural CO is produced by decaying organic debris,forest fires,or organic matter decomposition.
C) Few effects of CO on humans have been identified.
D) It is a pale blue gas that smells of rotten eggs.
Correct Answer:
Verified
Correct Answer:
Verified
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