[BobL]

“EV batteries?”

Almost has to be, to be able to spread, since the gasoline vehicles wouldn’t be fueled. Sad that firefighters are forced to put their lives on the line for Teslas (or whatever)...prior to this, they would only risk their lives to pull people out of fires.

[T.B. Yoits]

Almost has to be [electric vehicles], to be able to spread, since the gasoline vehicles wouldn’t be fueled.

Gasoline vehicles do have fuel in the tanks while being transported on ships. They're driven on and off the ship.

[Don W]

There is fuel in ICE vehicles, they drive the cars on and off the ships.

[Governor Dinwiddie]

Barns full of old cars can sit for decades without ever catching fire.
This shipboard fire most certainly is caused by electric-car batteries.