Instruments used in Forensics, including autopsy dissections are as follows: [1] before replacing it with embalming fluids like formaldehyde for preservation of structures as practiced in Anatomy position during dissection the sternum cap[2] chest[3] usually nylon to close the body cavities and sutures it an autopsy to return the body to a natural looking state to prepare it for burial collect a urine sample contents; usually it is not used gas, specially for infants (lungs, intestine) as a sign of postpartum life that it doesn't fall back into the pharynx preservative for Autopsy; video link Serological, chemical and genetic testings are done by the respective people of these branches.