Showing posts with label tooth whiteners. Show all posts
Showing posts with label tooth whiteners. Show all posts

Thursday, August 14, 2014

12th Century Tooth Powder

The teeth are whitened thus. Take burnt white marble and burnt date pits and white natron, a red tile, salt, and pumice. From all of these make a powder in which damp wool has been wrapped in a fine linen cloth. Rub the teeth inside and out.