It has until September to come up with a solution. Used in the treatment of effluent, nickel nitrate is not radioactive but is a hazardous substance and could cause harm to the health of a worker ...

Using its proprietary AquaRefining process, Reno, Nevada-based Aqua Metals has recovered high-purity nickel from spent LIBs and battery manufacturing scrap. The company refined that recycled nickel ...