<Ul> <Li> Workers do no heavy lifting . </Li> <Li> No stooping or bending over . </Li> <Li> No special training required . </Li> <Li> There are jobs that almost anyone can do . </Li> <Li> Provided employment to immigrants . </Li> </Ul> <Li> Workers do no heavy lifting . </Li> <Li> No stooping or bending over . </Li> <Li> No special training required . </Li>

Who introduced the idea of an assembly line in his factories