“What—used a sharper needle? No dice. My blood burns up outside my body, turns to ash,” said Kiriona. “You need to preserve it to get it out—you know, like, impregnate it with thalergy to stop the short-term thanergy reaction. When it reacts with air, the preservation, like, rolls backward—it’s not static.”
When she looked at Palamedes’s face, she laughed again. “Come on, boy. I’m Gideon version two. I know up to five necromancy facts now.”

Nona the Ninth - Day Five, Chapter Twenty-Five