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How It's Made
Season 19 · Episode 10
Clay, Pitted Prunes, Spurs, Polyurethane Tires
10.021mJune 21, 2012
Raw clay is excavated, crushed, analysed and blended into a consistent material for industrial use. Dried plums are softened, mechanically pitted and graded; metal is shaped and decorated into riding spurs; and liquid polyurethane is poured into moulds and cured around wheel hubs to produce resilient tires.