23:24
HOW IT WORKS | Maple Syrup, Batteries, Ham, Pencil Sharpeners | Episode 17 | Free Documentary
19:19
How Snowmobiles, Trucks, & Other Vehicles Are Made! | How It’s Made | Science Channel
23:39
► HOW IT WORKS | Mobile Phones, Bamboo Scaffolding, Rice, Stove | Episode 13 | Free Documentary
31:58
150 The Most Amazing Heavy Machinery In The World ▶ 100
19:02
A maior escala do mundo! Processo de fabricação de fio-máquina de aço com minério de ferro
29:36
How Yachts, Paddle Boats, Boat Propellers & More Are Made! | How It’s Made | Science Channel
23:25
HOW IT WORKS | Stretched limousines, Hiking boots, Wall plugs, Towel dispensers | Episode 29
23:32