Maceration (sewage)

Maceration (sewage): Maceration, in sewage treatment, the use of a machine that reduces solids to small pieces in order to deal with rags and other solid waste. Also, macerating toilets, which use a grinding or blending mechanism to reduce human waste to a slurry, which can then be moved by pumping. This is useful when, for example, water pressure is low or one wishes to install a toilet below the sewer drain pipe.

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