Hermione was already at the Potions cupboard. She had talked about this with Professor Snape, but never got a chance to test it. It involved taking the properties of a bezoar and mixing them into a potion. She dissolved the bezoar in, and stabilized it while stirring with Dragon Saliva, personally transported by the Blue Family from their sanctuary. It bubbled down to a plain white with no color like milk. Hermione grinned proudly.