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2. Xylem Inc. - Wikipedia

   en.wikipedia.org/wiki/Xylem_Inc.

   Its products and services are focused in two areas: water infrastructure, which consists of businesses serving clean water delivery, wastewater transport and treatment, dewatering and analytical instrumentation; and applied water, which is residential and commercial building services companies, as well as industrial and agricultural applications.

3. Rotating biological contactor - Wikipedia

   en.wikipedia.org/wiki/Rotating_biological_contactor

   The RBC process allows the wastewater to come in contact with a biological film in order to remove pollutants in the wastewater before discharge of the treated wastewater to the environment, usually a body of water (river, lake or ocean). A rotating biological contactor is a type of secondary (biological) treatment process.

4. Diffuser (sewage) - Wikipedia

   en.wikipedia.org/wiki/Diffuser_(sewage)

   Diffuser (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 the sewage or industrial wastewater. Oxygen is required by microorganisms/bacteria residents in the water to break down the pollutants.

5. List of wastewater treatment technologies - Wikipedia

   en.wikipedia.org/wiki/List_of_wastewater...

   This page consists of a list of wastewater treatment technologies : Activated sludge model. Activated sludge systems. Adsorption/Bio-oxidation process. Advanced oxidation process. Aerated lagoon. Aerobic granular reactor. Aerobic granular sludge technology. Aerobic granulation.

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

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

   The city of Los Angeles takes a multi-step approach to reclaiming its potable wastewater. Large solids are first strained from incoming fluids using mechanical screens at the treatment plant’s ...

7. 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] Sewage contains wastewater from households and ...