In the sewage treatment process,the purpose of chlorination involves ____.
A) adding essential nutrients to drinking water
B) removing discoloration and kill bacteria
C) reacting with organic materials to form chlorinated hydrocarbons
D) preserving pipes in the sewage facility
E) helping large particles settle

Question

Quizplus · Accepted Answer

Chlorination in sewage treatment is primarily used to disinfect the water, which involves killing bacteria and other pathogens to make the water safe for release into the environment or for reuse. It does not add nutrients, react significantly to form chlorinated hydrocarbons in this context, preserve pipes, or help particles settle.

In the Sewage Treatment Process,the Purpose of Chlorination Involves ____