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  2. CPK coloring - Wikipedia

    en.wikipedia.org/wiki/CPK_coloring

    CPK coloring. A plastic ball-and-stick model of proline. These models usually comply with CPK coloring. In chemistry, the CPK coloring (for Corey – Pauling – Koltun) is a popular color convention for distinguishing atoms of different chemical elements in molecular models.

  3. Glass coloring and color marking - Wikipedia

    en.wikipedia.org/wiki/Glass_coloring_and_color...

    Glass coloring and color marking. Beer bottles of different colors. Glass coloring and color marking may be obtained in several ways. by the addition of coloring ions, [1][2] by precipitation of nanometer-sized colloids (so-called striking glasses[1] such as "gold ruby" [3] or red "selenium ruby"), [2] Ancient Roman enamelled glass, 1st century ...

  4. Elephant's toothpaste - Wikipedia

    en.wikipedia.org/wiki/Elephant's_toothpaste

    Elephant's toothpaste. Elephant's toothpaste is a foamy substance caused by the quick decomposition of hydrogen peroxide (H2O2) using potassium iodide (KI) or yeast and warm water as a catalyst. [1] How rapidly the reaction proceeds will depend on the concentration of hydrogen peroxide. [2][3][4]

  5. National Chemistry Week - Wikipedia

    en.wikipedia.org/wiki/National_Chemistry_Week

    National Chemistry Week (NCW) is an annual event held in the United States to raise public awareness of the importance of chemistry in everyday life. It is coordinated by the American Chemical Society (ACS). NCW is a community-based program that unites ACS local sections, businesses, schools, and individuals in communicating the importance of ...

  6. Chemistry - Wikipedia

    en.wikipedia.org/wiki/Chemistry

    Chemistry is the scientific study of the properties and behavior of matter. [1] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during reactions with other substances.

  7. We're Obsessed With These Turkey-Themed Balloon Crafts - AOL

    www.aol.com/were-obsessed-turkey-themed-balloon...

    Here's a Thanksgiving classic: Start by tracing your little one's hand on brown paper. Next, cut out pieces for the turkey's beak and legs, then use a black marker to draw the eyes. Glue some ...

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