I built a long-range LASER turret in my yard!
27:55
I built an Omni-Directional Ball-Wheeled Bike
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Testing CRAZY chemistry recipes from a 1933 formulary book (part 4)
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I'm sick in a bizarre and horrifying way
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Building a fire death machine using soviet military tech
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Army Firearms Specialist Rates Gun Technique In 13 Movies | How Real Is It? | Insider
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Stealing Energy From Radio towers Using Plasma (ft. Geerling Engineering)
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Why Don’t Railroads Need Expansion Joints?
19:17