Industrial engineer is Productivity Scientist, Productivity Engineer and Productivity Manager combined into one.
Exemplar - Science of handling heavy loads - F.W. Taylor
Exemplar - The art of metal cutting to increase output from machine tools with economical cost.
Human Effort Engineering for Productivity - Time study to understand best practice for various elements of task and synthesizing the most productivity method.
Incentive system to motivate the operator to put in first class effort based on first class skill.
Suggestion schemes and sharing of saving.
Instruction card - A directing mechanism to ensure productivity.
Kanban - Another directing mechanism to initiate component manufacture.