How Do They Do It?

11:30 PM to 12:00 AM
Wednesday 21 May
+

Steaks/Home Cinema/Tennis Balls

Season 9 Episode 17 of 20

The supply of quality steaks to New York City, the making of surround-sound home cinema systems and the production and testing of tennis balls

How Do They Do It? airs on Discovery History +1 at 11:30 PM, Wednesday 21 May.
Topics
Education ➝ Science ➝ Factual Topics
General