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  2. This Is Why Your Skin Turns Green After Wearing Certain Jewelry

    www.aol.com/why-skin-turns-green-wearing...

    The good news: there are still ways to wear your favorite pieces of jewelry. The post This Is Why Your Skin Turns Green After Wearing Certain Jewelry appeared first on Reader's Digest.

  3. Bronze disease - Wikipedia

    en.wikipedia.org/wiki/Bronze_disease

    Bronze disease is an irreversible and nearly inexorable corrosion process that occurs when chlorides come into contact with bronze or other copper-bearing alloys. [ 1 ] It can occur as both a dark green coating, or as a much lighter whitish fuzzy or furry green coating. [ 1 ] It is not a bacterial infection, but the result of a chemical ...

  4. Patina - Wikipedia

    en.wikipedia.org/wiki/Patina

    Patina (/ p ə ˈ t iː n ə / pə-TEE-nə or / ˈ p æ t ɪ n ə / PAT-ih-nə) is a thin layer that variously forms on the surface of copper, brass, bronze, and similar metals and metal alloys (tarnish produced by oxidation or other chemical processes), or certain stones [1] and wooden furniture (sheen produced by age, wear, and polishing), or ...

  5. Metal allergy - Wikipedia

    en.wikipedia.org/wiki/Metal_allergy

    Metal allergies inflame the skin after it has been in contact with metal. They are a form of allergic contact dermatitis. They are becoming more common, as of 2021, except in areas with regulatory countermeasures. People may become sensitized to certain metals by skin contact, usually by wearing or holding consumer products (including non-metal ...

  6. Verdigris - Wikipedia

    en.wikipedia.org/wiki/Verdigris

    Verdigris is a naturally occurring protective layer on metals such as copper, brass, and bronze. In addition to be a desirable artistic effect, it has been used primarily as a pigment and now-outdated medicinal preparations. When burned, verdigris produces a green flame. [ 23 ]

  7. Argyria - Wikipedia

    en.wikipedia.org/wiki/Argyria

    Argyria or argyrosis is a condition caused by excessive exposure to chemical compounds of the element silver, or to silver dust. [ 1 ] The most dramatic symptom of argyria is that the skin turns blue or blue-gray. It may take the form of generalized argyria or local argyria. Generalized argyria affects large areas over much of the visible ...

  8. Hypochromic anemia - Wikipedia

    en.wikipedia.org/wiki/Hypochromic_anemia

    Hypochromic anemia is a generic term for any type of anemia in which the red blood cells are paler than normal. (Hypo - refers to less, and chromic means colour.) A normal red blood cell has a biconcave disk shape and will have an area of pallor in its center when viewed microscopically. In hypochromic cells, this area of central pallor is ...

  9. Body piercing materials - Wikipedia

    en.wikipedia.org/wiki/Body_piercing_materials

    Piercing jewelry is often made of a gold alloy, the most common being 18k, with 24k being entirely pure and much softer. 18k gold usually contains 75% gold and the remaining 25% copper, silver and traces of other metals. In lower quality gold, zinc, nickel and other irritants can also be found.