"That's right, it is, but when you reanimate, if you will, there's always one piece that doesn't fall off. For me, it was the back of my head, just above where he broke my spine."

Senku looked thoughtful. "Well, what if I was petrified again, I could use it to heal. I think I have an idea how it works, but I'm not sure, I would need to be able to run tests that I can't. But I can tell you if you're petrified dying from a mortal wound, or if say, you die but your corpse is preserved, the petrification will heal the injury. It even regenerated the brain in a girl who's brain was dead prior to the event and had been living on life support."

"The trick is petrifying people, that's kind of where we would be stuck in this equation. We have found one of the devices, but it's out of juice."