<P> Adipocere (/ ˈædɪpəˌsɪər, - poʊ - /), also known as corpse, grave or mortuary wax, is a wax - like organic substance formed by the anaerobic bacterial hydrolysis of fat in tissue, such as body fat in corpses . In its formation, putrefaction is replaced by a permanent firm cast of fatty tissues, internal organs, and the face . </P> <P> Adipocere was first described by Sir Thomas Browne in his discourse Hydriotaphia, Urn Burial (1658): </P>

Where is the first soap-like material thought to have been made