Eugenio Tampieri's blog

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Lorem Ipsum

Published by Eugenio Tampieri on 01/01/1970 at 01:00

Quo magni expedita totam est repellat accusantium. Aut eius non eum. Est itaque molestiae aperiam quibusdam quis autem quae. Iure dolor facilis et.

Non voluptas enim itaque expedita. Vero quis impedit possimus sit dicta labore quidem. Qui quaerat commodi est. Asperiores quidem culpa et eum nemo facere quam. Debitis dolorum iste culpa itaque sit labore id.

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How to make coins shine

Published by Eugenio Tampieri on 06/03/2017 at 16:30

Occouring

  • Coins to be polished
  • Ethilic alcool (to remove lipids)
  • Disinfectanct (not required)
  • Weak acid (acetic or citric acid, to remove oxides)
  • Acetone (solvent to remove any impurity)

Proceeding

  1. Make a bath using the above ingredients
  2. Bath the coins
  3. Wait 10 minutes
  4. Repeat if needed
  5. Rinse
  6. Coins will shine now
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