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Bicycle Helmets, Aluminum, Automotive Brakes, Lithium-Ion Batteries

S1 E13 March 31, 2001 0h 21m ★ 9.0
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Overview

Expanded foam and protective shells are combined into bicycle helmets, aluminum is extracted and processed into usable metal, friction components and hydraulic parts become automotive braking systems, and precisely layered materials are assembled into rechargeable lithium-ion batteries.