The British Thomson-Houston Company, Ltd., has introduced a special target of this metal that is being largely used by manufacturers of X-ray tubes. The tungsten is in the form of a thick button ...
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China plans to restrict exports of a critical metal. But the market isn't that worriedChina will start limiting exports of critical metal tungsten this weekend, just as alternatives to Chinese suppliers of the metal are reopening. Tungsten is an extremely hard metal used in weapons ...
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