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Scientists Just Figured Out How to Make Aluminum More Valuable Than Gold
On December 6, 1884, an 8.9-inch, 100-ounce pyramid of near-solid aluminum was placed atop the Washington Monument, signifying the completion of the 40-year-long project. Although a strange choice of material by today’s standards—after all, you can buy reams of the stuff in supermarkets for just a few dollars—back then, refined aluminum cost nearly as much as silver, making it quite a luxurious choice. The drastic price reduction from $550 per pound in 1852 (roughly $23,000 in today’s terms) to less than $1 per pound at the start of the 20th century revolutionized the modern economy. Fast-forward to the 21st ... (full story)