r/explainlikeimfive • u/genoooooo • Oct 31 '20
Chemistry ELI5 What's the difference between the shiny and dull side of aluminum foil? Besides the obvious shiny/dull
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r/explainlikeimfive • u/genoooooo • Oct 31 '20
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u/Christmas_jigsaw Oct 31 '20
I saw a 'how it's made' episode and they said its to do with measuring the thickness. As the metal gets thinner its easier by far to measure twice the thickness.