Modern Marvels - Welding

Seizoen: 13 - Aflevering: 13 / 508 - Eerst uitgezonden: 09 mei 2007 - Episode ID: 425354

It was a science first conjured amid the fiery ovens of ancient blacksmiths; today more than 50% of all U.S. products require some form of welding. Whether via electricity, flammable gases, sonic waves, or sometimes just raw explosive power, welding creates powerful bonds between metal unmatched by any other joining process.