Uses Human feces

1 uses

1.1 use fertilizer
1.2 fecal transplants
1.3 biogas production

uses

use fertilizer

fresh feces collected child drying experiment

human feces have historically been used fertilizer centuries in form of night soil, fecal sludge, , sewage sludge. use of untreated human feces in agriculture poses significant health risks , has contributed widespread infection parasitic worms—a disease called helminthiasis, affecting on 1.5 billion people in developing countries.

feces after drying in experiment determine moisture content

there methods available safely reuse human feces in agriculture per multiple barrier concept described world health organization in 2006. approach close loop between human excreta (sanitation) , agriculture called ecological sanitation. may involve types of dry toilets such urine-diversion dry toilets or composting toilets.

fecal transplants

in humans, fecal transplants (or stool transplant) process of transplantation of fecal bacteria healthy individual recipient suffering disease, such irritable bowel syndrome. resulting inoculation of healthy gut flora can improve physiology of recipient gut.

fecal bacteriotherapy—also known fecal transplant—is medical procedure wherein fecal bacteria transplanted healthy individual patient. recent research indicates may valuable method re-establish normal gut cultures have been destroyed through use of antibiotics or other medical treatments.

biogas production

the biogas produced feces when contained in sewage , treated in anaerobic digestion process worth as 9.5 billion dollars.

washington dc plans produce biogas sewage sludge, by-product of sewage treatment, save 13 million dollars year.