I don’t think that’s the huge risk you think it is. The cells are encapsulated and the lithium metal (in very thin sheets between non-flammable solid state elec

I don’t think that’s the huge risk you think it is. The cells are encapsulated and the lithium metal (in very thin sheets between non-flammable solid state electrolyte) is not exposed. Naive fire departments spraying water on an oil gasoline fire would cause much worse damage.