Clean Copper with Vinegar, Salt and Baking Soda

Описание: How to clean rusted copper with vinegar and salt. The sodium bicarbonate is for neutralizing the acid, because if not, the acid would corrode the surface of the copper.

https://en.wikipedia.org/wiki/Copper
https://en.wikipedia.org/wiki/Salt
https://en.wikipedia.org/wiki/Vinegar
https://en.wikipedia.org/wiki/Sodium_...
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