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  2. Wastewater quality indicators - Wikipedia

    en.wikipedia.org/wiki/Wastewater_quality_indicators

    Wastewater quality indicators are laboratory test methodologies to assess suitability of wastewater for disposal, treatment or reuse. The main parameters in sewage that are measured to assess the sewage strength or quality as well as treatment options include: solids, indicators of organic matter, nitrogen, phosphorus, indicators of fecal ...

  3. Dip slide - Wikipedia

    en.wikipedia.org/wiki/Dip_slide

    A bacterial reference chart is used to determine the number of bacteria in the sample. Appropriate treatment is applied to the water source once abnormal levels of bacterial activity are noticed. Once water treatment is effective the bacterial count produced by the dip slide test should be low, approximately <10 4. [2]

  4. Water testing - Wikipedia

    en.wikipedia.org/wiki/Water_testing

    Water testing being conducted at a treatment facility in Broken Bow, Oklahoma. Water testing is a broad description for various procedures used to analyze water quality. Millions of water quality tests are carried out daily to fulfill regulatory requirements and to maintain safety. [1] Testing may be performed to evaluate:

  5. Mactan Channel - Wikipedia

    en.wikipedia.org/wiki/Mactan_Channel

    The Mactan Channel, also known as Opon Channel, is a channel in Cebu, Philippines. It runs between mainland Cebu island and the smaller island of Mactan . The body of water is located within Metro Cebu , separating the localities of Mandaue and Cebu City in mainland Cebu and Lapu-Lapu City on Mactan.

  6. Analysis of water chemistry - Wikipedia

    en.wikipedia.org/wiki/Analysis_of_water_chemistry

    To ensure consistency and repeatability, the methods use in the chemical analysis of water samples are often agreed and published at a national or state level. By convention these are often referred to as "Blue book". [4] [5] Certain analyses are performed in-field (e.g. pH, specific conductance) while others involve sampling and laboratory ...

  7. Mortgage and refinance rates for Jan. 3, 2025: Average rates ...

    www.aol.com/finance/mortgage-and-refinance-rates...

    New data from Freddie Mac shows the benchmark 30-year fixed-rate mortgage trending at its highest levels since July as of Friday, January 3, 2025, while average rates drift lower to end a week of ...

  8. What’s the history of the Panama Canal, and why is Trump ...

    www.aol.com/news/history-panama-canal-why-trump...

    President-elect Donald Trump over the weekend suggested the US should retake the Panama Canal, an idea that was immediately rejected by the government of Panama, which has controlled the passage ...

  9. Bacteriological water analysis - Wikipedia

    en.wikipedia.org/wiki/Bacteriological_water_analysis

    Bacteriological water analysis is a method of analysing water to estimate the numbers of bacteria present and, if needed, to find out what sort of bacteria they are. It represents one aspect of water quality. It is a microbiological analytical procedure which uses samples of water and from these samples determines the concentration of bacteria ...

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