A device that levitated tungsten filaments in halogen bulbs so they wouldn't sag as they were "seasoned". I used a DC current and an electromagnet to allow the

A device that levitated tungsten filaments in halogen bulbs so they wouldn't sag as they were "seasoned". I used a DC current and an electromagnet to allow the Lorenz force to cancel out gravity. That was a one off, but I thought it was cool. --- I worked in a shop making gears for a few years... I made most of the drive gears for the Marvel 8 bandsaw between 2016 and 2020. I also made lots of other gears. I'm sure that most of them will be in use for decades.