ObjectiveMcq
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Which of the following represents the heavier inert matter in waste water?
Correct Answer: A — Grit
Grit represents the heavier inert matter in waste water which will not decompose in treatment processes. It is identified with matter having a specific gravity of about 2.65 and design of grit chambers is based on the removal of all particles of about 0.011 inches or larger (65 mesh).