How Do They Do It?

Season 12 Episode 6: Road Rollers, Canned Bread, Vertu Phones

The powerful machines essential to building roads and highways are made; No pans are needed when you can bake bread in a can; Luxurious cell phones are made with rubies and sapphires.

Genre:

Documentary

Seasons:

17

Episodes:

287

Cast:

Quality:

HD

Duration:

22 min

First Air:

2006

Rating:

7.5