Many of us have heard the name Archimedes ... the pipe is hoisted up to form the final shape. Finally, everything is welded in place. In the video after the break, they’re making a screw ...

Named for its inventor, the Greek mathematician Archimedes (237-212 BCE), the Archimedes screw is a device for raising water. Essentially, it is a large screw, open at both ends and encased lengthwise ...