S01E13 — Caschi da bicicletta; Alluminio; Freni per auto; Batterie al litio
31 marzo 2001
21 min
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Trama
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.