waste-treatment system
61Living machines — are a form of biological wastewater treatment designed to mimic the cleansing functions of wetlands. They are intensive bioremediation systems that can also produce beneficial by products such as methane gas, edible and ornamental plants, and… …
62Sewage — Black water redirects here. For other uses, see Blackwater (disambiguation). A medieval waste pipe in Stockholm Old Town formerly deposited sewage on the street to be flushed away by rain. Sewage is water carried waste, in solution or suspension …
63Incineration — For other forms of waste plant that produces energy, see waste to energy. Incinerator redirects here. For the fictional character, see Incinerator (Transformers). Incinerate redirects here. For the Sonic Youth song, see Incinerate (song). For the …
64Trickling filter — A trickling filter consists of a fixed bed of rocks, gravel, slag, polyurethane foam, sphagnum peat moss, or plastic media over which sewage or other wastewater flows downward and causes a layer or film of microbial slime to grow, covering the… …
65Plumbing drainage venting — A building s waste disposal system has two parts: the drainage system and the venting system. The drainage system, also called traps and drains, comprises pipes leading from various plumbing fixtures to the building drain (indoors) and then the… …
66Environmental engineering — [cite book|author=Danny D. Reible|title=Fundamentals of Environmental Engineering |publisher=CRC Publishers|year=1998|id=ISBN 1 56670 047 7] [cite book |author=James R. Mihelcic, Martin T. Auer, and others |title=Fundamentals of Environmental… …
67Leachate — is the liquid that drains or leaches from a landfill; it varies widely in composition regarding the age of the landfill and the type of waste that it contains. [Henry, J.; Heinke, G. (1996) Environmental Science and Engineering, Prentice Hall,… …
68Water pollution — Raw sewage and industrial waste flows across international borders New River passes from Mexicali to Calexico, California. Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). Water p …
69Composting toilet — Public composting toilet facility on E6 highway in Sweden A composting toilet is a dry toilet that using a predominantly aerobic processing system that treats excreta, typically with no water or small volumes of flush water, via composting or… …
70Septic tank — A septic tank, the key component of a septic system, is a small scale sewage treatment system common in areas with no connection to main sewage pipes provided by private corporations or local governments. (Other components, typically mandated… …
