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  2. Agricultural lime - Wikipedia

    en.wikipedia.org/wiki/Agricultural_lime

    A bulk lime spreader operating at Canterbury Agricultural College, 1949. Agricultural lime, also called aglime, agricultural limestone, garden lime or liming, is a soil additive made from pulverized limestone or chalk. The primary active component is calcium carbonate. Additional chemicals vary depending on the mineral source and may include ...

  3. 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.

  4. Calcium oxide - Wikipedia

    en.wikipedia.org/wiki/Calcium_oxide

    Calcium oxide (formula: Ca O), commonly known as quicklime or burnt lime, is a widely used chemical compound. It is a white, caustic , alkaline , crystalline solid at room temperature . The broadly used term lime connotes calcium-containing inorganic compounds , in which carbonates , oxides , and hydroxides of calcium, silicon , magnesium ...

  5. Soap scum - Wikipedia

    en.wikipedia.org/wiki/Soap_scum

    Soap scum or lime soap is the white solid composed of calcium stearate, magnesium stearate, and similar alkaline earth metal derivatives of fatty acids. These materials result from the addition of soap and other anionic surfactants to hard water .

  6. Thomas Clark (chemist) - Wikipedia

    en.wikipedia.org/wiki/Thomas_Clark_(chemist)

    He became known for the discovery of the phosphate of soda, and the process of lime softening of hard water the 'Clark process'. A Clark degree (°Clark) of water hardness is defined as one grain (64.8 mg) of CaCO 3 per Imperial gallon (4.55 litres) of water, equivalent to 14.254 ppm. and 10^5 parts of water

  7. Alkali soil - Wikipedia

    en.wikipedia.org/wiki/Alkali_soil

    Lime softening process precipitates Ca 2+ and Mg 2+ ions / removes hardness in the water and also converts sodium bicarbonates in river water into sodium carbonate. [2] Sodium carbonates (washing soda) further reacts with the remaining Ca 2+ and Mg 2+ in the water to remove / precipitate the total hardness .

  8. Prime energy, sports drinks contain PFAS and excessive ... - AOL

    www.aol.com/prime-energy-sports-drinks-contain...

    Vera's legal battle is beginning, but Prime is still dealing with another class action suit from 2023 alleging a flavor of the company's sports drinks contains PFAS, or "forever chemicals."

  9. Nixtamalization - Wikipedia

    en.wikipedia.org/wiki/Nixtamalization

    An 1836 lithograph of tortilla production in rural Mexico Bowl of hominy (nixtamalized corn kernels). Nixtamalization (/ ˌ n ɪ ʃ t ə m ə l ɪ ˈ z eɪ ʃ ən / nish-tə-mə-lih-ZAY-shən) is a process for the preparation of maize (corn), or other grain, in which the grain is soaked and cooked in an alkaline solution, usually limewater (but sometimes aqueous alkali metal carbonates), [1 ...

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