High voltage (HV) batteries, whether Nickel-Metal Hydride (NiMH) or Lithium Ion (Li-Ion), are essentially considered dry cell batteries, and if damaged or breached, electrolyte leakage should be minimal.GENERALFollow departmental SOP for common automotive fluids.Hybrid and electric vehicles can contain many of the same common automotive fluids as conventional vehicles.Secure the area and keep non- emergency personnel out of the hazard zone.