first time cleaning bones aa. you can see the grease on the surface ew. The Roe deer skull was given to me by a friend, it was dirty so I decided to try cleaning it, along with a fox skull cranium I found in my local woods :0 Since my tablet's wireless kit wont arrive till saturday I decided to just focus on cleaning this bab. Surprising how much natural oils are in old bones. Gonna give this guy 4-5 more days in this solution to soak then he'll be in peroxide and then left outside to dry. :0 hoping he turns out nice!!