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Septic Tank

10 bytes added, 21:40, 26 September 2013

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[[Image:Icon_septic_tank.png |right|95px80px]]

'''A Septic Tank is a watertight chamber made of concrete, fibreglass, PVC or plastic, for the storage and treatment of blackwater and greywater. Settling and anaerobic processes reduce solids and organics, but the treatment is only moderate.'''

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