When.com Web Search

  1. Ad

    related to: tds water level for drinking oil and propane tank replacement parts for kohler toilets

Search results

  1. Results From The WOW.Com Content Network
  2. Total dissolved solids - Wikipedia

    en.wikipedia.org/wiki/Total_dissolved_solids

    For hydroponic uses, total dissolved solids are considered one of the best indices of nutrient availability for the aquatic plants being grown. Because the threshold of acceptable aesthetic criteria for human drinking water is 500 mg/L, there is no general concern for odor, taste, and color at a level much lower than is required for harm ...

  3. Wastewater quality indicators - Wikipedia

    en.wikipedia.org/wiki/Wastewater_quality_indicators

    Settleable solids are measured as the visible volume accumulated at the bottom of an Imhoff cone after water has settled for one hour. [2]: 89–98 Turbidity is a measure of the light scattering ability of suspended matter in the water. [2]: 131–137 Salinity measures water density or conductivity changes caused by dissolved materials.

  4. Drinking water quality standards - Wikipedia

    en.wikipedia.org/wiki/Drinking_water_quality...

    Drinking water quality standards describes the quality parameters set for drinking water. Water may contain many harmful constituents, yet there are no universally recognized and accepted international standards for drinking water. Even where standards do exist, the permitted concentration of individual constituents may vary by as much as ten ...

  5. 1,2,3-Trichloropropane - Wikipedia

    en.wikipedia.org/wiki/1,2,3-Trichloropropane

    The California State Water Resources Control Board's Division of Drinking Water established an enforceable Maximum Contaminant Level (MCL) of 5 ng/L (parts per trillion). [8] The state of Alaska has promulgated standards establishing cleanup levels for 1,2,3-trichloropropane contamination in soils and groundwater. [ 9 ]

  6. Propane, butane, and LPG container valve connections

    en.wikipedia.org/wiki/Propane,_butane,_and_LPG...

    Several types of valve connections for propane, butane, and LPG containers exist for transport and storage, sometimes with overlapping usage and applications, and there are major differences in usage between different countries. Even within a single country more than one type can be in use for a specific application.

  7. In-tank toilet cleaning tablet - Wikipedia

    en.wikipedia.org/wiki/In-tank_toilet_cleaning_tablet

    Many plumbers, manufacturer of toilets, and other professionals discouraged in-tank toilet cleaning products due to major disadvantages. [8] A major complication that may occur includes bleach breaking down rubber gaskets and corroding steel parts. [9] Another issue is the blue dye commonly used in in-tank cleaning tablets may cover up iron ...

  8. EPA WaterSense - Wikipedia

    en.wikipedia.org/wiki/EPA_WaterSense

    EPACT92 mandated new volume-based efficiency standards for toilets, showerheads and faucets as follows: toilets must be manufactured with a maximum flush volume of 1.6 gallons per flush (gpf); showerheads must be manufactured with a flow rate of 2.5 gallons per minute (gpm) at 80 pound-force per square inch (psi); and faucets must be ...

  9. Level sensor - Wikipedia

    en.wikipedia.org/wiki/Level_sensor

    Hydrostatic pressure level sensors are submersible or externally mounted pressure sensors suitable for measuring the level of corrosive liquids in deep tanks or water in reservoirs. Typically, fluid level is determined by the pressure at the bottom of the fluid containment (tank or reservoir); the pressure at the bottom, adjusted for the ...