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2. Jewellery cleaning - Wikipedia

   en.wikipedia.org/wiki/Jewellery_cleaning

   Jewelry with gemstones such as diamonds or sapphires can be cleaned at home as well using mild soap and warm water. However, gemstones such as opals and pearls should be done professionally. Another issue is the age of jewelry, as certain materials or build strategies of older jewelry (such as from the Georgian era ) may have restrictions, such ...

3. How to Clean All the Rings in Your Jewelry Box, From Silver ...

   www.aol.com/clean-rings-jewelry-box-silver...

   Diamond and Gemstone Rings: If you wear your ring daily, a light cleaning every week or two will help maintain its brilliance. And remember to keep up with professional cleanings, ideally once a year.

4. This Jewelry Cleaning Solution Has Over 13,000 Five-Star Ratings

   www.aol.com/jewelry-cleaning-solution-over-13...

   It cleans your diamond jewelry, and more, in a snap. This product has nearly 14,000 ratings on Amazon with an average of 4.7 stars—and it’s honestly as easy, if not easier, to use than putting ...

5. Potassium cyanide - Wikipedia

   en.wikipedia.org/wiki/Potassium_cyanide

   Potassium cyanide is a compound with the formula KCN.It is a colorless salt, similar in appearance to sugar, that is highly soluble in water. Most KCN is used in gold mining, organic synthesis, and electroplating.

6. Here’s How to Clean Silver Jewelry the Right Way (And ... - AOL

   www.aol.com/clean-silver-jewelry-way-keep...

   Below, we tapped two experts for everything you need to know about how to clean silver jewelry like a pro, plus some tips on how to pre. Silver jewelry is stunning, always trendy and versatile ...

7. 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.

8. Aqua regia - Wikipedia

   en.wikipedia.org/wiki/Aqua_regia

   This method is preferred among most over the more traditional chromic acid bath for cleaning NMR tubes, because no traces of paramagnetic chromium can remain to spoil spectra. [1] While chromic acid baths are discouraged because of the high toxicity of chromium and the potential for explosions, aqua regia is itself very corrosive and has been ...

9. Piranha solution - Wikipedia

   en.wikipedia.org/wiki/Piranha_solution

   Molecular models of the different molecules active in Piranha solution: peroxysulfuric acid (H 2 SO 5) and hydrogen peroxide (H 2 O 2). Piranha solution, also known as piranha etch, is a mixture of sulfuric acid (H 2 SO 4) and hydrogen peroxide (H 2 O 2).