Tools and remains were found a Lower Paleolithic site in Israel , Revadim . Experts used 'use-wear ' and Fourier Transform InfraRed ( FTIR ) analysis . These are processes that determine function and identify organic residue . This analysis is the first time proof of prehistoric butchery has been found . And by replicating the flint tools for a modern butchering experiment , the researchers said the 'handaxe ' was prehistoric man 's 'Swiss army knife ' It would have been capable of cutting bone , tough sinew , and hide . A slimmer 'scraper ' was used to separate fur and animal fat from muscle .
Tools and remains were found a Lower Paleolithic site in Revadim , Israel . Experts used 'use-wear ' and Fourier Transform InfraRed ( FTIR ) analysis . These are processes that determine function and identify organic residue . This analysis is the first time proof of prehistoric butchery has been found . And by replicating the flint tools for a modern butchering experiment , the researchers said the 'handaxe ' was prehistoric man 's 'Swiss army knife ' It would have been capable of cutting bone , tough sinew , and hide . A slimmer 'scraper ' was used to separate fur and animal fat from muscle .