S08E07 — CO2 Cartridges, Pretzels, Scissor Lifts, Skating Rinks
Small steel cylinders are formed, tested and filled with compressed carbon dioxide, shaped dough is boiled and baked into pretzels, hydraulic systems and crossed supports are assembled into scissor lifts, and layered refrigeration systems create and maintain artificial skating-rink ice.
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Préparation du lecteur…
Lecteur Gratuit
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