How It's Made

10:30 AM to 11:00 AM

Saturday 23 November

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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 Channel HD at 10:30 AM, Saturday 23 November. (Subtitles.)

Learn more about How It's Made and other education/science/factual topics on our factual page

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