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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.
Various historic documents dating from the 9th century detail the disposal procedures for toilet waste. [5] Selling human waste products as fertilizers became much less common after World War II, both for sanitary reasons and because of the proliferation of chemical fertilizers, and less than 1% is used for night soil fertilization.
Modified F-diagram including interventions that can block human exposure to animal feces. [7] One approach to changing people's behaviors and stopping open defecation is the community-led total sanitation approach. In this process "live demonstrations" of flies moving from food to fresh human feces and back are used.
In the United States, 50% of homes had disposal units as of 2009, [12] compared with only 6% in the United Kingdom [13] and 3% in Canada. [14]In Britain, Worcestershire County Council and Herefordshire Council started to subsidize the purchase of garbage disposal units in 2005, in order to reduce the amount of waste going to landfill and the carbon footprint of garbage runs. [15]
Similar municipal systems of waste disposal sprung up at the turn of the 20th century in other large cities of Europe and North America. In 1895, New York City became the first U.S. city with public-sector garbage management. [26] Early garbage removal trucks were simply open-bodied dump trucks pulled by a team of horses.
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Fecal sludge is defined very broadly as what accumulates in onsite sanitation technologies and specifically is not transported through a sewer.It is composed of human excreta, but also anything else that may go into an onsite containment technology, such as flushwater, cleansing materials and menstrual hygiene products, grey water (i.e. bathing or kitchen water, including fats, oils and grease ...
The traditional method of disposing human waste from trains is to deposit the waste onto the tracks or, more often, onto nearby ground, using what is known as a hopper toilet. This ranges from a hole in the floor to a full-flush system (possibly with sterilization).
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