4. Bölüm: 4. Bölüm

Bölüm Konusu

Prepared corn dough is portioned, flattened and baked into tortillas. Engine components are forged or cast before being machined and hardened into crankshafts and camshafts; rugged airframes are equipped for bush flying; and aluminium rims, hubs and spokes are assembled into lightweight bicycle wheels.