What EV makers don't like to discuss: how lithium-ion battery fires burn on and on

As sales of electric vehicles grow exponentially, firefighters are still grappling with the best methods of extinguishing a lithium-ion battery. Picture: Richard Briggs

The rapid take-up of electric vehicles in some parts of Australia comes with a major risk of which very few members of the public are aware, but which has firefighters quietly concerned.

It's an issue called thermal runaway.