Duration
30 minutes
Series Info
Season 15 Episode 10
Quick Summary
How London Underground signs are made
About This Program
The complex technological processes involved in creating seemingly simple modern-day objects. This time, how rowing machines, Parma ham and London Underground signs are made
How Do They Do It? broadcasts on Discovery History +1 at 11:30pm, Friday, 12 December 2025. (Subtitles)
Channel Numbers:
Sky HD782Sky274Virgin381

