The manufacture of finished goods from raw materials requires the use of machine tools. They are usually operated by a human or automatically by a machine like the CNC. Over the course of history, even the machine tool controls have evolved from manually operated mechanisms such as levers and pulleys to the fully automated controls that are employed today.
Source- https://www.klusster.com/portfolios/mike-brown/contents/356869?code=74c42ab6-dbc3-4448-9f29-7f203b92b775
