Anaerobic digestion is the breakdown of organic matter by bacteria in the absence of oxygen. ... ArrowBio is a variant technology of mechanical biological treatment for waste. ... Compost is the decomposed remnants of organic materials (those with plant and animal origins). ... For the water carbonator, see Gasogene. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... In-vessel composting is an industrial form of composting that occurs in enclosed reactors. ... Landfill is a waste disposal site for the deposit of the waste onto or into land including: internal waste disposal sites (i. ... Mechanical Biological Treatment (MBT) is a form of waste processing. ... Look up plasma in Wiktionary, the free dictionary. ... Simple sketch of pyrolysis chemistry Pyrolysis usually means the chemical decomposition of organic materials by heating in the absence of oxygen or any other reagents, except possibly steam. ... The Recycling symbol. ... Sewage Treatment Plant used to create the Wonga Wetlands Sewage (or domestic wastewater) treatment incorporates physical, chemical and biological processes which treat and remove physical, chemical and biological contaminants from water following human use. ... Tunnel composting is an industrial composting technique which occurs in side loading tunnels. ... UASB - Upflow Anaerobic Sludge Blanket technology normally referred to as UASB Reactor is used in the treatment of wastewater. ... In agriculture, windrow composting is the production of compost by piling organic matter, like animal manure and crop residues, in long rows (windrows). ...