secondary sludge
1Sludge — is the residual semi solid material left from industrial, water treatment, or wastewater treatment processes.When fresh sewage or wastewater is added to a settling tank, approximately 50% of the suspended solid matter will settle out in about an… …
2Activated sludge — is a process dealing with the treatment of sewage and industrial wastewaters.cite book | author=Beychok, Milton R. | title=Aqueous Wastes from Petroleum and Petrochemical Plants| edition=1st Edition | publisher=John Wiley Sons Ltd | year=1967 |… …
3Sewage sludge treatment — described the processes used to manage and dispose of the sludges produced during sewage treatment.ources of sludgeCoarse primary solids and secondary biosolids accumulated in a wastewater treatment process must be treated and disposed of in a… …
4Sewage treatment — The objective of sewage treatment is to produce a disposable effluent without causing harm to the surrounding environment, and also prevent pollution.[1] Sewage treatment, or domestic wastewater treatment, is the process of removing contaminants… …
5environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
6Springfield Lake — Infobox lake lake name = Springfield Lake image lake = caption lake = image bathymetry = caption bathymetry = location = Middle Sackville, Nova Scotia coords = coord|44|48|47|N|63|44|17|W|region:CA type:waterbody|display=inline,title type =… …
7Hyperion sewage treatment plant — The Hyperion Wastewater Treatment plant is located in southwest Los Angeles, California next to Dockweiler State Beach on Santa Monica Bay. The largest such facility in the Los Angeles Metropolitan Area, Hyperion is operated by the City of Los… …
8sewage system — Collection of pipes and mains, treatment works, and discharge lines (sewers) for the wastewater of a community. Early civilizations often built drainage systems in urban areas to handle storm runoff. The Romans constructed elaborate systems that… …
9Anaerobic digestion — and regenerative thermal oxidiser component of Lübeck mechanical biological treatment plant in Germany, 2007 …
10agricultural technology — Introduction application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …
