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Secrets of the Samurai Sword

Nova follows the creation of a katana from raw iron ore to finished masterpiece, through the hands of fifteen master artisans as scientists explain the chemistry and physics at each step that makes it a superb piece of engineering.
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Durée: 53 minutes

Qualité: HD

Libération: 2007

Secrets of the Samurai Sword (2007) - IMDb  8