How Do They Do It?

11:30 PM to 12:00 AM
Wednesday 25 June
+

Road Rollers/Mobile Phones

Season 12 Episode 6 of 20

Investigating how heavy duty road rollers are built, and revealing how mobile phones are manufactured with the care and precision of a Swiss watch

How Do They Do It? airs on Discovery History +1 at 11:30 PM, Wednesday 25 June. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
General