industrial wastewater
31Dissolved air flotation — (DAF) is a water treatment process that clarifies wastewaters (or other waters) by the removal of suspended matter such as oil or solids. The removal is achieved by dissolving air in the water or wastewater under pressure and then releasing the… …
32Diffuser (sewage) — An air diffuser or membrane diffuser is an aeration device typically in the shape of a disc, tube or plate, which is used to transfer air and with that oxygen into sewage or industrial wastewater. Oxygen is required by microorganisms/bacteria… …
33New Source Performance Standard — New Source Performance Standards (NSPS) are pollution control standards issued by the United States Environmental Protection Agency (EPA). The term is used in the Clean Air Act Extension of 1970 (CAA) to refer to air pollution emission standards …
34Calumet River — The Calumet River refers to a system of heavily industrialized rivers and canals in the region between the neighborhood of South Chicago in Chicago, Illinois, and the city of Gary, Indiana.BackgroundAs of September 16, 2008, areas of Lake and… …
35API oil-water separator — An API oil water separator is a device designed to separate gross amounts of oil and suspended solids from the wastewater effluents of oil refineries, petrochemical plants, chemical plants, natural gas processing plants and other industrial… …
36Biofuel — Information on pump regarding ethanol fuel blend up to 10%, California …
37Induced gas flotation — (IGF) is a water treatment process that clarifies wastewaters (or other waters) by the removal of suspended matter such as oil or solids. The removal is achieved by injecting air bubbles into the water or wastewater in a flotation tank or basin.… …
38Renewable energy — Burbo Bank Offshore Wind Farm, at the entrance to the River Mersey in North West England …
39Nonpoint source pollution — Muddy river polluted by sediment. Photo courtesy of United States Geological Survey. Nonpoint source (NPS) pollution refers to both water and air pollution from diffuse sources. Nonpoint source water pollution affects a water body from sources… …
40Coarse bubble diffusers — PVC MaxAir coarse bubble diffuser in concrete basin. Courtesy of Environmental Dynamics Inc. Coarse bubble diffusers are a pollution control technology used to aerate and or mix wastewater for sewage treatment. They produce 1/4 to 1/2 inch… …
