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  2. Potassium nitrate - Wikipedia

    en.wikipedia.org/wiki/Potassium_nitrate

    Potassium nitrate can be made by combining ammonium nitrate and potassium hydroxide. NH 4 NO 3 + KOH → NH 3 + KNO 3 + H 2 O. An alternative way of producing potassium nitrate without a by-product of ammonia is to combine ammonium nitrate, found in instant ice packs, [30] and potassium chloride, easily obtained as a sodium-free salt substitute.

  3. Saltpetre works - Wikipedia

    en.wikipedia.org/wiki/Saltpetre_works

    A saltpetre works or nitrary [1] is a place of production of potassium nitrate or saltpetre used primarily for the manufacture of gunpowder. The saltpeter occurs naturally in certain places like the "Caves of Salnitre" ( Collbató ) known since the Neolithic.

  4. Potassium nitrate (data page) - Wikipedia

    en.wikipedia.org/wiki/Potassium_nitrate_(data_page)

    Potassium nitrate is an oxidizer so storing it near fire hazards or reducing agents should be avoided to ... State and local disposal regulations may differ from ...

  5. Potassium - Wikipedia

    en.wikipedia.org/wiki/Potassium

    Potassium nitrate (KNO 3) or saltpeter is obtained from natural sources such as guano and evaporites or manufactured via the Haber process; it is the oxidant in gunpowder (black powder) and an important agricultural fertilizer.

  6. Powder mill - Wikipedia

    en.wikipedia.org/wiki/Powder_mill

    Purified potassium nitrate recrystallized while the cooling solution was gently agitated with broad hoes to prevent formation of large crystals. [2] Powdered sulfur and charcoal were combined in appropriate ratios with moist saltpeter crystals, and the moist paste was mixed and compacted by kneading beneath heavy rotating wheels in a press mill ...

  7. Nitre and Mining Bureau - Wikipedia

    en.wikipedia.org/wiki/Nitre_and_Mining_Bureau

    Cave dirt was mined to produce calcium nitrate, which would be combined with potash to create potassium nitrate, a needed ingredient of gunpowder. Lookout Mountain Caverns, the Morrell Cave in Sullivan County, Tennessee, Nickajack Cave, Organ Cave and Selma, Alabama's limestone caves all supplied nitrates for the Nitre and Mining Bureau.

  8. Ohio Wesleyan to offer 25 full-tuition scholarships through ...

    www.aol.com/ohio-wesleyan-offer-25-full...

    Twenty-five Columbus-area high school students will attend Ohio Wesleyan University tuition-free thanks to a new partnership with the Columbus-based college-access organization I Know I Can.

  9. Potash - Wikipedia

    en.wikipedia.org/wiki/Potash

    Potassium hydroxide is used for industrial water treatment and is the precursor of potassium carbonate, several forms of potassium phosphate, many other potassic chemicals, and soap manufacturing. Potassium carbonate is used to produce animal feed supplements, cement , fire extinguishers , food products, photographic chemicals , and textiles.

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