Nitrogen oxide affects human health by__________
A. Causing irritation to the eyes and skin.
B. Aggravating asthma problem.
C. Decreasing blood's ability to transport oxygen.
D. None of the above
Answer:B
Nitrogen oxide affects human health by__________
A. Causing irritation to the eyes and skin. B. Aggravating asthma problem. C. Decreasing blood's ability to transport oxygen. D. None of the above