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2. Bakelite - Wikipedia

   en.wikipedia.org/wiki/Bakelite

   This variety includes clear material, for jewelry, smokers' articles, etc.; cement, for sealing electric light bulbs in metal bases; varnishes, for impregnating electric coils, etc.; lacquers, for protecting the surface of hardware; enamels, for giving resistive coating to industrial equipment; Laminated Bakelite, used for silent gears and ...

3. Body piercing materials - Wikipedia

   en.wikipedia.org/wiki/Body_piercing_materials

   Polishing the jewelry to a mirror like luster results in a protective layer of chromium oxide which reduces the migration of the Nickel content into the tissue. One disadvantage of steel is its weight. For larger pieces of jewelry this can be a problem as it can cause tension in the body tissue, and also unwanted stretching or tearing of a ...

4. Cubic zirconia - Wikipedia

   en.wikipedia.org/wiki/Cubic_zirconia

   The coating is thought to quench the excess fire of cubic zirconia, while improving its refractive index, thus making it appear more like diamond. Additionally, because of the high percentage of diamond bonds in the amorphous diamond coating, the finished simulant will show a positive diamond signature in Raman spectra.

5. Jewelry hygiene - Wikipedia

   en.wikipedia.org/wiki/Jewelry_hygiene

   Jewelry hygiene is an area of study focusing on sanitary practices and habits relating to jewelry in an effort to understand jewelry's effect on hand hygiene. There are four key elements to optimally sanitizing jewelry: steam or hot water, water pressure and an antibacterial cleaning agent.

6. Poly(methyl methacrylate) - Wikipedia

   en.wikipedia.org/wiki/Poly(methyl_methacrylate)

   The glass sample vial of the corrosive and poisonous liquid has been cast into an acrylic plastic cube. Methyl methacrylate "synthetic resin" for casting (simply the bulk liquid chemical) may be used in conjunction with a polymerization catalyst such as methyl ethyl ketone peroxide (MEKP), to produce hardened transparent PMMA in any shape, from ...

7. Vitreous enamel - Wikipedia

   en.wikipedia.org/wiki/Vitreous_enamel

   Frit for enamelling steel is typically an alkali borosilicate glass with a thermal expansion and glass temperature suitable for coating steel. Raw materials are smelted together between 2,100 and 2,650 °F (1,150 and 1,450 °C) into a liquid glass that is directed out of the furnace and thermal shocked with either water or steel rollers into frit.

8. Anti-scratch coating - Wikipedia

   en.wikipedia.org/wiki/Anti-scratch_coating

   Anti-scratch coating is a type of protective coating or film applied to an object's surface for mitigation against scratches. Scratches are small surface-level cuts left on a surface following interaction with a sharper object. Anti-scratch coatings provide scratch resistances by containing tiny microscopic materials with scratch-resistant ...

9. Jewellery - Wikipedia

   en.wikipedia.org/wiki/Jewellery

   Jewellery (or jewelry in American English) consists of decorative items worn for personal adornment such as brooches, rings, necklaces, earrings, pendants, bracelets, and cufflinks. Jewellery may be attached to the body or the clothes. From a western perspective, the term is restricted to durable ornaments, excluding flowers for example.