Waste Water Engineering
Dilution method of disposing of sewage, is not preferred to

When diluting water is used for water supply near the point of sewage disposed
When sewage is fresh
When diluting water has high dissolved oxygen content
When the diluting water is having flow currents

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Waste Water Engineering
Traps

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

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