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A Rare Gold Medal From The 1904 Olympics In St. Louis Just Sold For Over $500,000 At AuctionA gold medal from the 1904 Olympics in St. Louis, the first ever hosted in the United States, just sold for $545,371 at ...
Rare earth elements (REEs) are critical components in various high-tech applications, making their extraction from ores a significant area of research. The leaching processes used to extract these ...
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