“A new engine turns that waste heat into electricity, even the low-grade stuff today's best systems struggle with. It has no moving parts, and the wild part is who built it. Dr. Lonnie Johnson, the Super Soaker inventor, dreamed up this heat engine, called the JTEC.”
How the Super Soaker Inventor Just Killed the Steam Engine
~ Undecided with Matt Ferrell
[15min YouTube Video (with chapters)]
https://youtu.be/MuQRxatte5g
Sounds interesting.