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S2 E7 Chimney Sweeper
本集简介
Mike first goes to the Chimney Safety Institute of America in Plainfield, IN and learns how to be a certified chimney sweeper. Mike then goes to Ontario, Canada to salvage underwater logs, which are then used to make furniture. Finally, Mike visits a scrap metal recycler in St. Louis, MO and learns how to separate different metals and operate some big machines.
当前季
