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  2. 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.

  3. Allegheny County Sanitary Authority - Wikipedia

    en.wikipedia.org/wiki/Allegheny_County_Sanitary...

    Website. alcosan.org. Allegheny County Sanitary Authority (also known as ALCOSAN) is a municipal authority in Allegheny County, Pennsylvania that provides wastewater treatment services to 83 communities, including the city of Pittsburgh. [1] Its principal sewage treatment plant is along the Ohio River downstream from Pittsburgh (see satellite ...

  4. Clean Water Act - Wikipedia

    en.wikipedia.org/wiki/Clean_Water_Act

    The Clean Water Act (CWA) is the primary federal law in the United States governing water pollution. Its objective is to restore and maintain the chemical, physical, and biological integrity of the nation's waters; recognizing the responsibilities of the states in addressing pollution and providing assistance to states to do so, including ...

  5. Sewage treatment - Wikipedia

    en.wikipedia.org/wiki/Sewage_treatment

    Water pollution, Environmental health, Public health, sewage sludge disposal issues. 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 ...

  6. Sewage - Wikipedia

    en.wikipedia.org/wiki/Sewage

    Sewage (or domestic wastewater) consists of wastewater discharged from residences and from commercial, institutional and public facilities that exist in the locality. [2]: 10 Sewage is a mixture of water (from the community's water supply), human excreta (feces and urine), used water from bathrooms, food preparation wastes, laundry wastewater, and other waste products of normal living.

  7. Walmart launches its own voice assistant, ‘Ask Sam ...

    techcrunch.com/2020/07/29/walmart-launches-its...

    Ask Sam was initially developed for use in Walmart-owned Sam’s Club stores, where it rolled out across the U.S. in 2019. Because of its use of voice tech, Ask Sam can speed up the time it takes ...

  8. Walmart announces GoLocal, a last-mile delivery service for ...

    techcrunch.com/2021/08/24/walmart-announces...

    This service now offers 160,000+ products at some 3,000 stores, reaching nearly 70% of the U.S. population, the company says. ... it doesn’t necessarily mean that Walmart employees will be ...

  9. 311 (telephone number) - Wikipedia

    en.wikipedia.org/wiki/311_(telephone_number)

    311 is a special telephone number supported in many communities in Canada and the United States. The number provides access to non-emergency municipal services. The number format follows the N11 code for a group of short, special-purpose local numbers as designated in the North American Numbering Plan. The telephone number 3-1-1 creates a ...