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6 Every Day Items That Were Once Unaffordable To Most

Pepper used to be very expensive too

6 Every Day Items That Were Once Unaffordable To Most

Another interesting one: aluminium. Prior to the Bayer process being perfected, pure aluminium was only ever found in tiny deposits, and was thus valued far more than gold. Once Carl Bayer developed his method of extracting alumina from bauxite, however, the value of aluminium plummeted and it quickly became the choice metal for soft drink cans.