Overview:Discover how Maldon Sea Salt is made according to traditional methods, on the shores of the Blackwater in Essex. Go behind the scenes at the Brompton bike factory in London, the UKs biggest bicycle manufacturer. Their commute-busting folding bike is exported to countries all over the world. Learn how Tyrell's hand cooked crisps are produced. The factory can turn out 110 million bags every year and the crisps go from field to packet in a matter of hours. Plus, see what goes into making a spun iron frying pan. The Netherton Foundry take the low tech approach to create the perfect pan that will last a lifetime.