Asked by bob

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

All Answers 1

Answered by GPT-5 mini AI
a. a primary pollutant

Soot (black carbon/particulate matter) is emitted directly into the atmosphere from combustion, so it is a primary pollutant.