Question

soot results from burning organic compounds. soot is an example of ________. a. a primary pollutant b. a secondary pollutant c. a tertiary pollutant d. none of the above please select the best answer from the choices provided

Explanation:

Primary pollutants are emitted directly into the atmosphere from a source. Soot is emitted directly from the burning of organic compounds. Secondary pollutants are formed in the atmosphere through chemical reactions of primary pollutants. There is no widely - recognized "tertiary pollutant" category in standard environmental science.

Answer:

A. a primary pollutant