Funeral director John Matarese discovered this, called paramedics, and avoided live embalming or premature burial. The examination also revealed incisions from his original autopsy and embalming. Formaldehyde is very widely used in the process of embalming. The process was a blend of taxidermy techniques and embalming chemicals. Many embalming chemical companies make specialized anatomical embalming fluids. He further speaks of cedria being used as the embalming agent for preparing mummies. Each ship left with embalming supplies, undertakers, and clergy. He also gained a degree in embalming and funeral director services in Mexico. One of three methods of ancient Egyptian embalming practices employs the use of cedarwood oil. The practice of embalming via chemical fluids has been used for centuries. Her entrails, removed as part of the embalming process, were buried secretly within Fotheringhay Castle. They also used stiff bandages for support that were probably derived from embalming techniques. The placement of the mummy's embalming incision is unique. Papal physicians had been in the habit of removing organs to aid the embalming process. The process of embalming sometimes includes removing the internal organs.