In 38 percent of the cases, investigators concluded that the fire resulted from either careless behavior or accidental actions.
The failure of powered equipment, such as an electrical motor or a fan, was considered causal in 21 percent of the cases.
Fires caused by intentional actions, such as arson, accounted for 5 percent of the cases; but the report cautions that this may be an undercount.
"A BBC investigation found that last year [2023] fire crews in the north-east of England were called an average of more than 20 times a week to vehicles being set alight.
"[5] In France, widespread arson of cars is regularly committed by youths during New Year's Eve celebrations.
"On average, there are four incidents a day in Sweden, and August is the month where we tend to have the most burning cars," said Manne Gerell, a criminologist affiliated with Malmö University.