Everyday Science
Medium
Question
Which of the following does not pollute the air?
A
Nitrogen Dioxide
✓ Official correct answer
B
Sulfur dioxide
C
Carbon dioxide
D
none of these
Community credibility
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A
Nitrogen Dioxide
No member explanations yet for this option.
B
Sulfur dioxide
No member explanations yet for this option.
C
Carbon dioxide
No member explanations yet for this option.
D
none of these
No member explanations yet for this option.
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