How It's Made
Bowling Balls/Barber Poles/Radar Guns
Season 13 Episode 4 of 13
The manufacture of bowling balls, barber poles, felt and radar guns
How It's Made airs on Discovery Science +1 at 7:00 PM, Sunday 22 December. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
Technology