Modern Marvels

Ropes and Chains (17x13)

Exibido em:: Jan 28, 2011

From hauling our heaviest gear to mastering the tallest mountains, they have been around for centuries, but we constantly improve upon them. Get an inside look at factories where every kind and style of Ropes & Chains are made. We'll get some lessons from a company that trains high-flying workers who depend on rope to do their jobs safely.