2026-08-14
EV battery production wastewater carries high COD, nickel, cobalt, manganese, lithium, and fluoride from cathode slurry, electrolyte, and coating processes. This in-depth guide walks through the staged treatment train: source segregation, fluoride and heavy-metal precipitation, biological COD removal, targeted advanced oxidation, and optional RO/EDI reuse — engineered to meet discharge standards and cut operating cost.