Firefighter here. I cut up 5 trees that were burning on the inside today.
Nah mate, Antipodean.
Fire is a strange beast. It takes what it wants.
Canberra Firestorm
https://www.abc.net.au/catalyst/stories/3774941.htm
You don't need a theoretical space based weapon to start a wildfire. All you need is a hot, windy day and a box of matches.
The softer alloys in car's wheels and radiators will melt in a normal fire. Magnesium's melting point is 650 °C.
It's very common.
Who's been swimming in the pool?