Why Do We Sometimes Call Aluminum Foil “Tin Foil”?

n the early part of the 20th century, most of the foil produced was, in fact, made of tin. It was used in packaging—cigarette packs were lined with it and chewing gum sticks were wrapped in it—and also for wrapping leftover food. The problem was, it gave whatever it touched a distinctive “tinny” taste, just like foods left too long in a tin can.

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