fire death machine - i made a rocket

13:08
This Is Why You Need To Wear Safety Glasses

12:40
20000 Volts Vs a Pickle

15:51
Eu Construí o Primeiro Motor de Foguete Com Fluxo Laminar

33:37
Something Strange Happens When You Trust Quantum Mechanics

14:31
200 Watt car mounted laser!

11:57
Handheld Induction Heater Melts a Lock!

26:57
Largando um ovo do espaço

22:30