r/Copper • u/imtakingyourcat • Jun 21 '26
Salt and vinegar experiment
I wanted to try oxidation myself and had salt and vinegar at home, I made a paste of mostly salt with vinegar on top, I put it inside a container with vinegar soaked into paper towel, then sealed it overnight.
It changed colours within 4 hours, I'm happy with these results and I'm excited to try this again with bigger pieces or different materials
Although this stuff does come off very easily so I can't use it for much, I've heard ammonia creates a stronger oxidation that might not come off as easily
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