Not Bad for a First Stab! (PDA Part 2)
30:29
Geniale Bauarbeiter, die auf einem anderen Level sind
16:47
The Problem with Wind Energy
22:32
Cerimônia de abertura
12:59
I tried to Power my Home with Wind Generators! (Worth it?)
16:09
How Gas Turbines Work (Combustion Turbine Working Principle)
26:07
O Futuro dos Drones: Inovações INSANAS
18:48
Fazendo um Vise Stop com um novo mecanismo CAM LOCK
22:03