What Are Rare Earth Metals?
Source: New York Times
For years, the Chinese government has worked to control the export of rare earths, a group of metals used in an array of products, as common as semiconductors and lights. Now, in its trade war with the United States, China is moving to limit the market for these metals even further, which could have disastrous consequences for American manufacturing and military power. So, what exactly are these metals, and why…
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