AFAIU, you can stop a gas fire by removing oxygen (e.g. with fire extinguishing foam or a lot of water). Lithium batteries burning reaction provides its own oxy

AFAIU, you can stop a gas fire by removing oxygen (e.g. with fire extinguishing foam or a lot of water). Lithium batteries burning reaction provides its own oxygen supply so you can literally do nothing to extinguish the fire. It can burn even underwater.