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How do they clean the world's tallest twin towers? How do they make a jigsaw where every piece is unique? How do they craft Olympic level hockey sticks?
How do they make the amplifier used by rock legends, the famous Marshall amp? Plus, how do they turn wet clay into frost-proof garden pots?
How do they fit all the features of a luxury apartment into a motorhome? And, how do they make a ballet shoe that can take the weight of a dancer...