industrial wastewater
71Chisso — The Chisso Corporation (チッソ株式会社, Chisso kabushiki kaisha?) is a Japanese chemical company. It is particularly well known as a supplier of liquid crystal used for LCD displays. Chisso is also known for its thirty four year long contamination of… …
72Birth control — For other uses, see Birth control (disambiguation). Birth control is an umbrella term for several techniques and methods used to prevent fertilization or to interrupt pregnancy at various stages. Birth control techniques and methods include… …
73Wescorp Energy — Infobox Company company name = Wescorp Energy Inc. company company type = Public foundation = flagicon|Canada Calgary, Alberta (2003) location = flagicon|Canada Calgary, Alberta key people = Douglas Biles, President CEO Mark Norris, Chairman of… …
74Water cleaning — may refer to: Contents 1 Wastewater treatment 2 Purification 3 Other meanings 4 See also Wastewater treatment …
75Trichloroethylene — chembox new ImageFileL1=Trichloroethene skeletal.png ImageSizeL1=120px ImageFileR1=Trichloroethylene 3D vdW.png ImageSizeR1=120px IUPACName=trichloroethene OtherNames = 1,1,2 Trichloroethene, 1,1 Dichloro 2 Chloroethylene, 1 Chloro 2,2… …
76Nanotechnology in water treatment — Nanotechnology, the engineering and art of manipulating matter at the nanoscale (1 100 nm), offers the potential of novel nanomaterials for the treatment of surface water, groundwater and wastewater contaminated by toxic metal ions, organic… …
77Powdered activated carbon treatment — (PACT) is a wastewater technology in which powdered activated carbon is added to an anaerobic or aerobic treatment system. The carbon in the biological treatment process acts as a buffer against the effects of toxic organics in the wastewater.In… …
78Water supply and sanitation in El Salvador — Access to water supply and sanitation in El Salvador remains low, despite recent increases in coverage, which leads to negative impacts on productivity and health in particular of the rural poor. Water resources are heavily polluted and the great …
79Defoamer — Dosage of defoamer A defoamer or an anti foaming agent is a chemical additive that reduces and hinders the formation of foam in industrial process liquids. The terms anti foam agent and defoamer are often used interchangeably. A defoamer is… …
80Effluent guidelines — are U.S. national standards for wastewater discharges to surface waters and publicly owned treatment works (POTW) (also called municipal sewage treatment plants). The United States Environmental Protection Agency (EPA) issues effluent guidelines… …
