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  2. Water supply and sanitation in France - Wikipedia

    en.wikipedia.org/wiki/Water_supply_and...

    Water privatization in France goes back to the mid-19th century when cities signed concessions with private water companies for the supply of drinking water. Today, according to the Ministry of Environment 75% of water and 50% of sanitation services in France are provided by the private sector, primarily by two firms, Veolia and Suez. [ 30 ]

  3. Water softening - Wikipedia

    en.wikipedia.org/wiki/Water_softening

    Water containing these minerals is known as "hard water". [citation needed] When hard water is heated in a plumbing system, carbon dioxide goes out of solution, and bicarbonates become carbonates, which are much less soluble. The carbonates bind to plumbing surfaces providing seed crystals for further crystal growth, which build up as hard scale.

  4. Carbonated water - Wikipedia

    en.wikipedia.org/wiki/Carbonated_water

    Carbonated water (also known as soda water, bubbly water, sparkling water, fizzy water, club soda, water with gas, in many places as mineral water, or especially in the United States as seltzer or seltzer water) is water containing dissolved carbon dioxide gas, either artificially injected under pressure or occurring due to natural geological processes.

  5. Veolia - Wikipedia

    en.wikipedia.org/wiki/Veolia

    Website. www.veolia.com. Veolia Environnement S.A., branded as Veolia, is a French transnational company with activities in three main service and utility areas traditionally managed by public authorities – water management, waste management and energy services. In 2023, Veolia employed 218,000 employees in 57 countries.

  6. Water treatment - Wikipedia

    en.wikipedia.org/wiki/Water_treatment

    Dalecarlia Water Treatment Plant, Washington, D.C. Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.

  7. Degrémont - Wikipedia

    en.wikipedia.org/wiki/Degrémont

    Degrémont is a company specializing in the production of drinking water, [1] and in the treatment of sewage and sludge. After starting as a family business in France in 1939, it has since become a subsidiary of Suez Environment, employing 4,600 people in 70 countries, and generating annual revenues of €1.520 billion (2010 figures).

  8. Suez (company, 2015) - Wikipedia

    en.wikipedia.org/wiki/Suez_(company,_2015)

    Revenue. € 9 billion (2022) Number of employees. 40,000 (2022) Website. Global Website. Suez SA (formerly Suez Environnement) is a French -based utility company which operates largely in the water and waste management sectors. The company has its head office in La Défense, Paris. [1] In 2015, all the group's brands became SUEZ.

  9. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    For treatment of wastewater, see wastewater treatment. Water purificationis the process of removing undesirable chemicals, biological contaminants, suspended solids, and gases from water. The goal is to produce water that is fit for specific purposes. Most water is purified and disinfected for human consumption (drinking water), but water ...