How Do They Do It?: Recycling, Plasma TV, Fireworks, Railroad Tracks, Ink

This episode begins with explaining how recycling works using as an example airplanes. Then goes on to Plasma TV’s by explaining the theory and showing us the Hitachi factory. After that it’s the fireworks turn. From China to New York, from production to consumption you can see how they do it! Big hot and noisy, it is time to make railway tracks. Melt, shape, cool, check, you are done! Finally, microseconds, micrometers, welcome to the world of inkjet cartridges and its ink, by taking a tour in the Hewlett Packard cartridge factory.