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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. Magnesium sulfate - Wikipedia

   en.wikipedia.org/wiki/Magnesium_sulfate

   Magnesium sulfate or magnesium sulphate is a chemical compound, a salt with the formula MgSO 4, consisting of magnesium cations Mg 2+ (20.19% by mass) and sulfate anions SO 2− 4.It is a white crystalline solid, soluble in water but not in ethanol.

4. List of alchemical substances - Wikipedia

   en.wikipedia.org/wiki/List_of_alchemical_substances

   BaSO 4; Flowers of antimony – antimony trioxide, formed by roasting stibnite at high temperature and condensing the white fumes that form. Sb 2 O 3; Fool's gold – a mineral, iron disulfide or pyrite; can form oil of vitriol on contact with water and air. Fulminating silver – principally, silver nitride, formed by dissolving silver(I ...

5. Solubility chart - Wikipedia

   en.wikipedia.org/wiki/Solubility_chart

   The following chart shows the solubility of various ionic compounds in water at 1 atm pressure and room temperature (approx. 25 °C, 298.15 K). "Soluble" means the ionic compound doesn't precipitate, while "slightly soluble" and "insoluble" mean that a solid will precipitate; "slightly soluble" compounds like calcium sulfate may require heat to precipitate.

6. Gesso - Wikipedia

   en.wikipedia.org/wiki/Gesso

   Gesso is traditionally a mix of an animal glue binder (usually rabbit-skin glue), chalk, and white pigment. For priming flexible canvas, an emulsion of gesso and linseed oil, also called "half-chalk ground", is used. [4] Acrylic gesso is a mixture of white pigment and some kind of filler (chalk, silica, etc.) and acrylic resin dispersed in water.

7. Michigan Court declines to hear appeal of ex-officer charged ...

   www.aol.com/news/michigan-court-declines-hear...

   Last January, a Court of Appeals panel ruled 2-1 that the lower court was correct in binding Schurr over for trial. In a one-page order , the Michigan Supreme Court declined to hear Schurr's appeal.

8. Chalk - Wikipedia

   en.wikipedia.org/wiki/Chalk

   [1] [2] It is composed mostly of tiny fragments of the calcite shells or skeletons of plankton, such as foraminifera or coccolithophores. [1] These fragments mostly take the form of calcite plates ranging from 0.5 to 4 microns in size, though about 10% to 25% of a typical chalk is composed of fragments that are 10 to 100 microns in size.

9. US FDA proposes standardized testing to detect asbestos in ...

   www.aol.com/news/us-fda-proposes-standardized...

   December 26, 2024 at 2:35 PM (Reuters) - The U.S. Food and Drug Administration is proposing that cosmetic products containing talc should be tested using standardized methods to detect asbestos, a ...