With China Clamping Down On Rare-Earth Metals, Japanese Manufacturers Devise Clever Alternatives

Rare-Earths China produces the vast majority of the world's rare-earth oxides. Wikimedia Commons

From Popular Science:

If necessity is the mother of invention, maybe China is the wicked stepmother. In an effort to thwart Chinese restrictions on rare-earth metal exports, Japanese manufacturers have developed technology that can make motors without them.

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