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2. Chromate conversion coating - Wikipedia

   en.wikipedia.org/wiki/Chromate_conversion_coating

   The formula was meant to be dissolved in water at the concentration of 9.0 g/L, giving a bath with pH = 1.5. It yielded a light gold color after 1 min, and a golden-brown film after 3 min. The average thickness ranged between 200 and 1000 nm. [6] Iridite 14-2 is a chromate conversion bath for aluminum.

3. Gilding - Wikipedia

   en.wikipedia.org/wiki/Gilding

   Other gilding processes involved using the gold as pigment in paint: the artist ground the gold into a fine powder and mixed it with a binder such as gum arabic. The resulting gold paint, called shell gold, was applied in the same way as with any paint. Sometimes, after either gold-leafing or gold-painting, the artist would heat the piece ...

4. Metallic paint - Wikipedia

   en.wikipedia.org/wiki/Metallic_paint

   Size and reflectivity of flakes is higher than conventional metallic paint as seen on this custom paint job. Metallic paints may be generically referred to as metal-flake paint, but a specific variation uses larger flakes of metal that are individually visible. Flakes with different colour effects may also be used within the same paint. [3]

5. 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 ...

6. Gold vs. silver investing: Which is better when interest ...

   www.aol.com/gold-vs-silver-investing-better...

   Gold and silver are both precious metal assets worth investing in, but one could be a better bet right now. / Credit: Getty Images/iStockphoto Until recently, inflation had been high in the U.S.

7. 49ers unsure if backup running back Isaac Guerendo can play ...

   www.aol.com/sports/49ers-unsure-backup-running...

   The San Francisco 49ers’ running back problems aren’t getting any better. 49ers head coach Kyle Shanahan confirmed Monday that Isaac Guerendo sustained a foot sprain in Sunday’s 38-13 win ...

8. Chemical coloring of metals - Wikipedia

   en.wikipedia.org/wiki/Chemical_coloring_of_metals

   Black for aluminum. Boil a solution of 20 g ammonium molybdate and 5 g of sodium thiosulfate in a liter of water, immerse the objects, rinse, dry, wax or lacquer after the development of color. [31] Lustre colours. Use a solution of 280 g of sodium thiosulphate, 25 g of cupric acetate and 30 g of citric acid. It can be used on copper and its ...

9. Physical gold vs. digital gold: What to know

   www.aol.com/physical-gold-vs-digital-gold...

   Gold offers high liquidity overall, but physical gold isn't as liquid as digital gold. You'll need to find a buyer if you want to cash in on your investments or head up to your local pawn shop to ...