From trash to treasure: Environmentally friendly recovery processes for battery scrap reuse.

The article highlights new eco-friendly battery recycling methods from the U.S. and Sweden. It covers Oak Ridge and Argonne's water-based process for anode scraps and Chalmers University's use of oxalic acid in hydrometallurgy for selective metal recovery. It mentions that these methods aim to reduce toxic waste and improve recycling efficiency in battery materials.