We have millions of cars, planes, rebar, jewelry, bullets, boats, phones, wires, etc. How is there still metal being made? Are we projected to run out anytime soon?
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By mass there’s more iron on earth than pretty much any other element (though a lot is in the core). In the crust, aluminium/aluminum is the most abundant element followed by iron, oxygen and calcium…so there’s plenty of the most commonly used metals.
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