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2. Membrane bioreactor - Wikipedia

   en.wikipedia.org/wiki/Membrane_bioreactor

   Membrane bioreactors are combinations of membrane processes like microfiltration or ultrafiltration with a biological wastewater treatment process, the activated sludge process. These technologies are now widely used for municipal and industrial wastewater treatment. [ 1] The two basic membrane bioreactor configurations are the submerged ...

3. Wastewater treatment - Wikipedia

   en.wikipedia.org/wiki/Wastewater_treatment

   Wastewater treatment. Wastewater treatment is a process which removes and eliminates contaminants from wastewater. It thus converts it into an effluent that can be returned to the water cycle. Once back in the water cycle, the effluent creates an acceptable impact on the environment. It is also possible to reuse it.

4. Sewage treatment - Wikipedia

   en.wikipedia.org/wiki/Sewage_treatment

   Sewage treatment (or domestic wastewater treatment, municipal wastewater treatment) is a type of wastewater treatment which aims to remove contaminants from sewage to produce an effluent that is suitable to discharge to the surrounding environment or an intended reuse application, thereby preventing water pollution from raw sewage discharges. [ 2]

5. Water recycling technologies developed for space are helping ...

   www.engadget.com/water-recycling-technologies...

   Wastewater treatment plants in California face a number of challenges, the Water Education Foundation notes, including aging infrastructure; contamination from improperly disposed pharmaceuticals ...

6. Oxyle’s tech uses water movement to remove pollutants

   techcrunch.com/2022/12/13/oxyle

   UNESCO calls water pollution one of the main challenges facing societies, with 2 million tonnes of sewage entering the world’s water each day. Oxyle wants to help solve the crisis with a new ...

7. Rotating biological contactor - Wikipedia

   en.wikipedia.org/wiki/Rotating_biological_contactor

   A rotating biological contactor is a type of secondary (biological) treatment process. It consists of a series of closely spaced, parallel discs mounted on a rotating shaft which is supported just above the surface of the wastewater. Microorganisms grow on the surface of the discs where biological degradation of the wastewater pollutants takes ...