"The human body is a remarkably resilient thing." Cavan said offhandedly. "The witches they burned often died of smoke inhalation far before they ever burned enough to be killed. In fact, that's what most people who die in fires die of."
He tapped the book in front of him, to indicate what he'd been reading. It was always a good way to throw people off. They always assumed that his knowledge came from the pages.
"If you look at modern medical information and compare them to the deaths that heretics and witches suffered, you'll see that they could have easily survived almost everything that was done to them."