John is an engineer at a factory. He installs settling chambers to control the pollutants produced by the factory Which pollutant is he trying to manage?
A)
ozone
B)
particulates
c)
lead
D)
hydrogen sulfide

B. Particulates

Explanation:

Factory emissions contribute greatly to the release of carbon dioxide into the atmosphere and black carbon belongs to a class of air pollutants called particulate matter.

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