I Found the Most Efficient Propeller Design - Competition Ep. 3
25:50
I Built a Powerful R/C Tow Boat
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Testing 12 Ultra Efficient Electric Boat Propellers
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World's Largest WOOD Propeller Factory: How It's Made
26:17
Battling 200 RC Airplanes With a Giant Flying Ceiling Fan
24:08
Testing 8 Innovative New Boat Propeller Designs
36:57
Testing Futuristic Propeller Designs on my Solar Powered Boat
24:10
This Is The World's First Geared CVT and It Will Blow Your Mind - Ratio Zero Transmission
27:58