Which instrument is used to remove floatable solids from the wastewater?

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Solution

A skimmer is used to remove floatable impurities.
Water is allowed to settle in a large tank that is inclined towards the centre during wastewater treatment.
Solids such as faeces settle at the bottom and are cleared away.
A skimmer removes floatable materials such as oil and grease from the water. Clarified water is water that has been thoroughly cleaned.
The sludge is moved to a separate tank where anaerobic microorganisms break down it.

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