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Car batteries contain valuable materials including cobalt, manganese, and nickel. But getting those materials out of the battery to recycle them is expensive and challenging.
For example, car batteries are shredded at their end of life, which mixes together all of the components that previously were separated. Researchers at Argonne National Laboratory, in collaboration with Illinois startup NUMiX Materials, are using a new process called capacitive deionization for separation.
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