multiple aeration tank

  • 1environmental 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 …

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  • 2Sewage 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… …

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  • 3Membrane bioreactor — (MBR) is the combination of a membrane process like microfiltration or ultrafiltration with a suspended growth bioreactor, and is now widely used for municipal and industrial wastewater treatment with plant sizes up to 80,000 population… …

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  • 4agricultural 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… …

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  • 5aquarium — aquarial, adj. /euh kwair ee euhm/, n., pl. aquariums, aquaria /euh kwair ee euh/. 1. a glass sided tank, bowl, or the like, in which fish or other living aquatic animals or plants are kept. 2. a building or institution in which fish or other… …

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  • 6Uncinula necator — Scientific classification Kingdom: Fungi Division …

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  • 7Photographic processing — is the chemical means by which photographic film and paper is treated after photographic exposure to produce a negative or positive image. Photographic processing transforms the latent image into a visible image, makes this permanent and renders… …

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  • 8Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… …

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  • 9Thermal power station — Republika Power Plant, a thermal power station in Pernik, Bulgaria …

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  • 10Composting 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… …

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