Computer · Environmental Engineering
Which of the following statements is false regarding rapid sand (gravity) filters used for water purification?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Operational cost is high
- 2Depreciation of the plant is high
- 3Coagulation is not essential✓
- 4Skilled supervision is essential
Correct answer
Coagulation is not essential
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