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  2. Water chlorination - Wikipedia

    en.wikipedia.org/wiki/Water_chlorination

    Manual Control Chlorinator for the liquefaction of chlorine for water purification, early 20th century. From Chlorination of Water by Joseph Race, 1918. The first continuous use of chlorine in the United States for disinfection took place in 1908 at Boonton Reservoir (on the Rockaway River), which served as the supply for Jersey City, New ...

  3. Water testing - Wikipedia

    en.wikipedia.org/wiki/Water_testing

    The Drinking Water Inspectorate is a section of Department for Environment, Food and Rural Affairs set up to regulate the public water supply companies in England and Wales. [6] Water testing in England and Wales can be conducted at the environmental health office at the local authority. [7] See Drinking Water Inspectorate.

  4. CT Value - Wikipedia

    en.wikipedia.org/wiki/CT_Value

    CT Values are an important part of calculating disinfectant dosage for the chlorination of drinking water. A CT value is the product of the concentration of a disinfectant (e.g. free chlorine) and the contact time with the water being disinfected. It is typically expressed in units of mg-min/L.

  5. Drinking water quality in the United States - Wikipedia

    en.wikipedia.org/wiki/Drinking_water_quality_in...

    The drinking water contaminants that can have chronic effects include chemicals (such as disinfection byproducts, solvents and pesticides), radionuclides (such as radium), and minerals (such as arsenic). Examples of these chronic effects include cancer, liver or kidney problems, or reproductive difficulties. [35]

  6. Food inspectors find cockroaches, cut wires, evidence of mice ...

    www.aol.com/news/food-inspectors-cockroaches-cut...

    Two non-priority violations: Observed staff unable to locate chlorine and quaternary ammonia test strips for checking sanitizer at three-vat sink or dish machine; observed cabinet below soda ...

  7. Maximum contaminant level - Wikipedia

    en.wikipedia.org/wiki/Maximum_Contaminant_Level

    Maximum contaminant levels (MCLs) are standards that are set by the United States Environmental Protection Agency (EPA) for drinking water quality. [1] [2] An MCL is the legal threshold limit on the amount of a substance that is allowed in public water systems under the Safe Drinking Water Act (SDWA).

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