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  2. Lime softening - Wikipedia

    en.wikipedia.org/wiki/Lime_softening

    Lime softening (also known as lime buttering, lime-soda treatment, or Clark's process) [1] is a type of water treatment used for water softening, which uses the addition of limewater (calcium hydroxide) to remove hardness (deposits of calcium and magnesium salts) by precipitation.

  3. Calcium hydroxide - Wikipedia

    en.wikipedia.org/wiki/Calcium_hydroxide

    Calcium hydroxide has many names including hydrated lime, caustic lime, builders' lime, slaked lime, cal, and pickling lime. Calcium hydroxide is used in many applications, including food preparation, where it has been identified as E number E526. Limewater, also called milk of lime, is the common name for a saturated solution of calcium hydroxide.

  4. Chemical phosphorus removal - Wikipedia

    en.wikipedia.org/wiki/Chemical_phosphorus_removal

    The alum dosage is also insufficient to cause toxicity in humans, and is often similar to alum doses used in conventional drinking water treatment. [8] To reduce negative biological effects, the accepted limit for dissolved aluminum concentrations in a water body is 50 μg Al/L and pH should be restricted to a range of 5.5-9. [2]

  5. Glass batch calculation - Wikipedia

    en.wikipedia.org/wiki/Glass_batch_calculation

    An example batch calculation may be demonstrated here. The desired glass composition in wt% is: 67 SiO 2, 12 Na 2 O, 10 CaO, 5 Al 2 O 3, 1 K 2 O, 2 MgO, 3 B 2 O 3, and as raw materials are used sand, trona, lime, albite, orthoclase, dolomite, and borax. The formulas and molar masses of the glass and batch components are listed in the following ...

  6. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. Boiler feedwater - Wikipedia

    en.wikipedia.org/wiki/Boiler_feedwater

    Use of lime for alkalinity control was mentioned as early as 1900, and was used by the French and British Navies until about 1935. [2] In modern boilers, treatment of feedwater is critical, as problems result from using untreated water in extreme pressure and temperature environments.

  8. 7 arrested with alleged connections to Rutgers University ...

    www.aol.com/news/7-arrested-alleged-connections...

    Seven people have been arrested and charged in connection to an alleged social media drug ring at Rutgers University, New Jersey officials announced this week.

  9. 7 tips to make your home smell good - AOL

    www.aol.com/lifestyle/does-home-smell-bad-why...

    You’ve probably walked into someone else’s home and noticed the lingering scents of last night’s salmon dinner, pet odor, musty bedrooms or slightly mildewy bathrooms.