I'm sure you going to tell me this is a lamination Error.
If you have ever worked with Material that delaminates, which you probably have not. This is not even close.
I am only posting facts and not just because "it has always been that way"
I will be publishing an article with hundreds of example disproving old theories.
When copper is exposed to high heat and pressure, it undergoes oxidation, resulting in a range of colors including dark orange, pink, blue, and even silver.
Go back to your science classes. Respectfully
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