Waste Water Engineering
The clarigesters are

Circular Imhoff double storey tanks without bottom hoppers
Rectangular septic tanks
Circular septic tanks
Circular Imhoff double tanks with bottom hoppers

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Waste Water Engineering
Traps

Create symphonic action to increase the quick disposal of sewerage
Are used to trap the rats entering sewers
Are water seals which prevent the entry of foul gases
Dissolve the foul gases

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