
TOKYO -- Japan's Sumitomo Metal Mining has developed a method to recycle cobalt from spent electric car batteries, allowing conservation of a relatively scarce metal, Nikkei has learned.
Japan's Sumitomo Metal discovers way to conserve rare metal
TOKYO -- Japan's Sumitomo Metal Mining has developed a method to recycle cobalt from spent electric car batteries, allowing conservation of a relatively scarce metal, Nikkei has learned.
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