Labels:house | pole | tree OCR: HELP Waste disposal Page Human waste in the form of urine and excrement must be removed from the house as quickly possible: After you flush the toilet the waste usually sent through series of sew ers until it gets to Sewage Plant. There, the liquid iS put through a series screens and filters to purify the wa iter. The liquid IS also treated with chemicals that kill germs Some of the water eventually gets back into the water supply HELT vatel ventuall
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