Question 1036 of 223 · California Water Treatment Operator Exam
What is pretreatment of a raw surface water supply meant to accomplish?
Exactly one answer is correct.
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Correct answer to question 1036
- D: Remove coarse material or reduce loads before the main treatment processes
Explanation
Pretreatment such as screening, presedimentation or preoxidation protects downstream processes. It lowers solids, algae or organics reaching the plant.
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