spontaneous combustion

Cases of spontaneous human combustion are on record all over the world.

Just so his place didn't have a bad case of spontaneous combustion some night.

I can now tell you that they won't cause a fire in my home from spontaneous combustion.

It had been difficult enough before he'd heard about spontaneous combustion.

Even a fire that started, so they say, by spontaneous combustion!

Oh, and there's a bit of spontaneous combustion as well.

"It was what I think you would call spontaneous combustion," he said.

"Maybe by doing an Internet search on spontaneous human combustion?"

His ears were hot now, and well on the way to spontaneous combustion.

He is often cited as an example of spontaneous human combustion.