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2. Conservation and restoration of silver objects - Wikipedia

   en.wikipedia.org/wiki/Conservation_and...

   Silver is known in the chemistry world as a noble metal, which means it is resistant to corrosion, but not completely immune. Whether silver plating or pure silver, the composite of the metal will tarnish when exposed to air and sulfur. Tarnish is a chemical reaction on the surface of metal (copper, brass, silver, etc.) and causes a layer of ...

3. Old Sheffield Plate - Wikipedia

   en.wikipedia.org/wiki/Old_Sheffield_Plate

   OSP Pair of table salts, the interiors gilded to prevent corrosion. 'Bleeding' of the copper can be seen on the rims. Old Sheffield Plate (or OSP) is the name generally given to the material developed by Thomas Boulsover in the 1740s, a fusion of copper and sterling silver [1] which could be made into a range of items normally made in solid silver. [2]

4. Plating - Wikipedia

   en.wikipedia.org/wiki/Plating

   Plating is a finishing process in which a metal is deposited on a surface. Plating has been done for hundreds of years; it is also critical for modern technology. Plating is used to decorate objects, for corrosion inhibition, to improve solderability, to harden, to improve wearability, to reduce friction, to improve paint adhesion, to alter conductivity, to improve IR reflectivity, for ...

5. Challenge coin - Wikipedia

   en.wikipedia.org/wiki/Challenge_coin

   Gold Plating: This gives the coin a high-quality, prestigious look. Gold plating can range from bright to more subdued antique finishes. Silver Plating: Silver plating provides a sleek, modern appearance. Like gold, it can also be finished in a bright or antique style. Nickel Plating: Nickel plating is a popular choice for a shiny, mirror-like ...

6. Immersion silver plating - Wikipedia

   en.wikipedia.org/wiki/Immersion_silver_plating

   Immersion silver plating (or IAg plating) is a surface plating process that creates a thin layer of silver over copper objects. It consists in dipping the object briefly into a solution containing silver ions.

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