Unscrew Propeller (Short Intro)
Channel: Public Invention
Date: 2023-03-07

This is a short of our longer video introducing the Unscrew Propeller, a safer means of aquatic propulsion than the screw. All Public Invention inventions are shared freely with the world:
https://github.com/PubInv/unscrew-propeller
We are looking for volunteers to assist us with this.