Waste Water Engineering
The settlement of a particle in sedimentation tank, is affected by

Viscosity of water
Size and shape of solid
All listed here
Velocity of flow

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Waste Water Engineering
The stone ware sewers

Are used for carrying sewage and drainage from houses
Are manufactured from clays and shale
All listed here
After casting are dried and burnt at temperature 150°C, 700°C and 1200°C

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