When I read the title, I thought it was going to be another bug bomb meets pilot light story. It would never occur to me to set towels on fire to kill a spider. I wonder how she would go about getting rid of a large cockroach?
After all, cockroaches are pre-historic so the only possible way to rid oneself of the critters.
I tried it, it worked fantastically, though cost us $35,000 in expenses after what the insurance paid us.