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How to remove dark patina/corrosion/??? From Buffalo nickels?
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<p>[QUOTE="7Jags, post: 8371797, member: 78719"]I believe that catalysts will perform that function and that electrolytic principles involved but have forgotten that bit of chemistry from over FORTY years ago. That is what the aluminum foil with baking soda +/- vinegar does. </p><p>I used to experiment with a 9v battery and this produced some very good results on coin surfaces but early on had some issues and then other life issues distracted...[/QUOTE]</p><p><br /></p>
[QUOTE="7Jags, post: 8371797, member: 78719"]I believe that catalysts will perform that function and that electrolytic principles involved but have forgotten that bit of chemistry from over FORTY years ago. That is what the aluminum foil with baking soda +/- vinegar does. I used to experiment with a 9v battery and this produced some very good results on coin surfaces but early on had some issues and then other life issues distracted...[/QUOTE]
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How to remove dark patina/corrosion/??? From Buffalo nickels?
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