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A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z   entire Web this site composting toilet A self-contained toilet that uses the process of aerobic decomposition (composting) to break down feces into humus and odorless gases. Advantages of a composting toilet include: Water and the energy are conserved Saves over 3000 gal/year compared to typical toilet; 1500 gal/year compared to a low-flush toilet Turns a waste product into a valuable soil amendment, a key for sustainable agriculture Nutrients and pathogens don't end up polluting waterways The infrastructure is much cheaper than a conventional sewage system Related categories    • ECOLOGY AND THE ENVIRONMENT Also on this site: Encyclopedia of Science Transport Concepts & Designs (partner site) BACK TO TOP