Cast housings are machined and fitted with butterfly valves, shafts and electronic sensors to produce automotive throttle bodies. Limestone blocks are cut and carved into fireplace mantels; fruit is slowly infused with sugar or cooked with pectin to make candied fruit and jellies; and layers of linen fibre and resin are moulded into lightweight ukulele bodies before the necks, hardware and strings are added.

The show’s own verdict is on its page.