Peroxyacetyl nitrates (PANs) in the lower troposphere
A) are principally related to sulfur dioxides.
B) are formed by particulates such as dust, dirt, soot, and ash.
C) damages and kills plant tissue but does not appear to affect people.
D) are emitted from the tail pipes of automobiles; i.e., it comes directly from automobile exhaust.
Correct Answer:
Verified
Q90: Photochemical reactions produce
A) principally sulfur dioxides.
B) particulates
Q91: What percent age of the U.S. population
Q92: The Clean Air Act
A) has resulted in
Q93: Nitrogen dioxide ( Q94: Which of the following is not a
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