Environment & Ecology · Environmental Science
Which of the following is the first step in a Wastewater Treatment Plant (WWTP)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Air is pumped into the wastewater.
- 2Wastewater is allowed to settle in a large sloped tank.
- 3Wastewater is passed through bar screens.✓
- 4Wastewater is passed through a grit and sand removal tank.
Correct answer
Wastewater is passed through bar screens.
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