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Business

Johnson invests in battery recycler

by Alexander H. Tullo
February 20, 2017 | A version of this story appeared in Volume 95, Issue 8

A photo of zinc cascading out of Aqua Metals’ electrochemical cells.
Credit: Aqua Metals
Lead cascades out of Aqua Metals’ electrochemical cells.

Car battery maker Johnson Controls is buying a 5% stake in the lead-acid battery recycling firm Aqua Metals. At a plant in McCarran, Nev., Aqua Metals uses an electrochemical process to recover lead from used batteries. The company says the process saves energy versus the current smelting process. Johnson will license Aqua Metals’ technology, supply it with batteries, and purchase recovered lead ingot.

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