What is the purpose of coagulation in drinking water treatment?
A) Antibodies are used bind bacteria into large masses that can be removed by filtration.
B) Pollutants such as lead are combined into clumps using toxic chemicals, for easy removal.
C) Suspended material is combined using toxic chemicals for easy removal from water.
D) To bind together pollutants, bacteria, and other organisms for removal by chemicals.
E) When suspended material clumps, it sinks and can be easily removed.
Correct Answer:
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