← How It WorksSeason 13 episodes · 2012No image1Metal02 Apr 2012 · 59 minHow metals are processed to achieve the properties we need.No image2Plastic09 Apr 2012 · 59 minWithout plastics our current lifestyles would be very different.No image3Ceramicsfinale16 Apr 2012 · 59 minOne of the first materials we used - to make cooking pots. Now we build cities with it and so much else.