¿Cómo funciona una báscula mecánica? (De resorte)
16:36
Como funciona uma impressora 3D?
14:25
The engineering behind a mechanical platform scale
10:14
See Thru Jet Engine
9:30
The Spring Paradox
14:41
How 3 Phase Power works: why 3 phases?
35:00
How Firefighter Hoses, Helmets, Boots & More Are Made | How It's Made | Science Channel
27:14
Entramos na USINA NUCLEAR de ANGRA!!! #Boravê
27:11