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Human waste (or human excreta) refers to the waste products of the human digestive system, menses, and human metabolism including urine and feces.As part of a sanitation system that is in place, human waste is collected, transported, treated and disposed of or reused by one method or another, depending on the type of toilet being used, ability by the users to pay for services and other factors.
Human feces photographed in a toilet, shortly after defecation.. Human feces (American English) or faeces (British English), commonly and in medical literature more often called stool, [1] are the solid or semisolid remains of food that could not be digested or absorbed in the small intestine of humans, but has been further broken down by bacteria in the large intestine.
Another definition is "untreated excreta transported without water (e.g. via containers or buckets)". [1] Night soil was produced as a result of a sanitation system in areas without sewer systems or septic tanks. In this system of waste management, human feces are collected without dilution in water.
Waste is produced by human activity, for example, the extraction and processing of raw materials. [38] Waste management is intended to reduce the adverse effects of waste on human health, the environment, planetary resources, and aesthetics.
Uric acid is paste-like and expelled as a semi-solid waste (the "white" in bird excrements). The liver also produces bile, and the body uses bile to break down fats into usable fats and unusable waste. Invertebrates lack a liver, but most terrestrial groups, like insects, possesses a number of blind guts that serve the similar functions.
Subsets of this category are solid waste management, water and wastewater treatment, industrial waste treatment and noise pollution control. According to World health organization (WHO) Environmental sanitation was defined as the control of all those factors in the physical environment which exercise a harmful effect on human being physical ...
By RYAN GORMAN The feel good story of the summer turned into a horrific nightmare last month when teens in Ohio dumped a bucket of feces and urine on a 15-year-old with autism. The unidentified ...
Human waste, illustrated by the urinating man, increase fecal coliform and other bacteria levels in the water. Littering in nature In addition to intentional littering, almost half of litter on U.S. roadways is now accidental or unintentional litter, usually debris that falls off improperly secured trash, recycling collection vehicles and ...