https://wildfiretoday.com/tag/exploding-tree/

Fact: Sprinkler heads are individually activated by fire temperatures in excess of 155°. Residential fires are usually controlled with one...

https://mercortecresa.com/en/blog/top-15-amazing-facts-about-fire

https://www.smithsonianmag.com/innovation/your-burning-questions-about-olympic-torch-answered-180968120/