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How It's Made
Season 11 · Episode 11
Heated Skate Blades, Gliders, Hand Bells, Fire Hoses
10.021mNovember 19, 2008
Heating elements and electronic controls are incorporated into skate-blade assemblies, lightweight composite sections are molded into gliders, molten metal is cast and tuned into hand bells, and woven polyester jackets receive flexible inner linings to become fire hoses.