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  2. Liquid chalk - Wikipedia

    en.wikipedia.org/wiki/Liquid_chalk

    The term liquid chalk, or sharkchalk, refers to several different kinds of liquified chalk including liquid-chalk marking pens (with water-soluble ink), liquid-chalk mixtures (for athletic use: rock climbing, weightlifting, gymnastics), and liquid-chalk hobby-craft paints made of cornstarch and food coloring (some with small amounts of flour).

  3. Wet-wipe marker - Wikipedia

    en.wikipedia.org/wiki/Wet-wipe_marker

    Wet wipe markers were often used on overhead projector transparencies, as they could be stored and transported easily, unlike a traditional chalkboard. With the rise of computerized slide-shows (e.g. PowerPoint ) in the classroom and office, overhead usage has reduced substantially, and with it, the wet wipe marker.

  4. Tipp-Ex - Wikipedia

    en.wikipedia.org/wiki/Tipp-Ex

    Tipp-Ex correction fluid is a white liquid. It is used for painting over mistakes in a piece of writing. A brush (which was later replaced by a foam applicator) is attached to the cap, so when the bottle is closed, the brush is immersed in the fluid. When unscrewed, the brush is covered in liquid Tipp-Ex which is then painted over the mistake ...

  5. Hagoromo Fulltouch Chalk - Wikipedia

    en.wikipedia.org/wiki/Hagoromo_Fulltouch_Chalk

    Hagoromo Bungu sold the following chalk products: [5] [16] Fulltouch Chalk: calcium chalk; Fulltouch Large Chalk: calcium chalk, 2 cm in diameter and 11.3 cm in length, available in white, red, orange, yellow, green, and blue [25] Fulltouch New Poly: gypsum chalk, sometimes known as plaster chalk; Fulltouch Luminous Color Chalk: gypsum chalk

  6. List of alchemical substances - Wikipedia

    en.wikipedia.org/wiki/List_of_alchemical_substances

    Glauber's salt – sodium sulfate.Na 2 SO 4; Sal alembroth – salt composed of chlorides of ammonium and mercury.; Sal ammoniac – ammonium chloride.; Sal petrae (Med. Latin: "stone salt")/salt of petra/saltpetre/nitrate of potash – potassium nitrate, KNO 3, typically mined from covered dungheaps.

  7. Talk:Chalk - Wikipedia

    en.wikipedia.org/wiki/Talk:Chalk

    is chalk a salt? because i read a book saying it is so but my teacher disagree\-from aldeen of sci-tech-- 06:33, 31 July 2006 58.69.61.146 Yes in fact. Chalk is a salt. Blackboard chalk is Calcium carbonate whereas gym chalk is Magnesium Carbonate. A salt is any compound that results from a neutralization reaction (acid-base reaction).

  8. Correction fluid - Wikipedia

    en.wikipedia.org/wiki/Correction_fluid

    In the process of checking the quality, specialists will check in the lab for physical and chemical characteristics such as pH determination, viscosity checks, appearance and odor evaluations. In case of mistake such as the ingredients are not enough for making correction fluid, this problem will be solved by adding more ingredients.

  9. Fixative (drawing) - Wikipedia

    en.wikipedia.org/wiki/Fixative_(drawing)

    In art, in particular drawings in pastels, charcoal, chalk, and other dry media, a fixative is a kind of preserving agent applied over the top of the drawing to prevent crumbling, [1] smudging, fading, and discolouring. [2] [3] In times gone by, natural substances such as diluted egg white were painted on, but today synthetic sprays are usually ...