Waste Water Engineering
The clarigesters are

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

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Waste Water Engineering
The stone ware sewers

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

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