Question

what is the purpose of a scrubber in air pollution control? clean the water with vapor scrub the factory floors absorb carbon monoxide remove sulfur dioxide from emissions

Explanation:

Scrubbers in air - pollution control are used to remove sulfur dioxide from industrial emissions. They work by spraying a liquid (usually water with an additive) that reacts with sulfur dioxide to form a solid or liquid by - product that can be removed. The other options are incorrect as scrubbers are not for cleaning water with vapor, scrubbing factory floors, or primarily absorbing carbon monoxide.

Answer:

remove sulfur dioxide from emissions