TL;DR.
“[Firefighters have] had 100 years to train and to understand how to deal with internal combustion engine fires,” the NFPA’s Andrew Klock told Vox. “With electric vehicles, they don’t have as much training and knowledge.”
But MSB’s Per-Ola Malmqvist has developed webinars that explain how to safely put out battery fires. In a 2022 webinar, he described the tools and techniques that were used to put out a raging EV battery fire in 10 minutes using only 750 liters of water.