Audio Vacuum Tubes, Light Bars, Wood Model Aircraft, Metal Snare Drums

12th November 2010 21 mins Season 16 Episode 7

Delicate electrodes and control grids are assembled inside glass envelopes that are evacuated and sealed to form audio vacuum tubes. Optical modules, wiring and housings are combined into emergency light bars; lightweight wooden pieces are cut and joined into model aircraft; and formed metal shells are fitted with heads, tensioning hardware and snare wires to create snare drums.

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Season 16 · Episode 8

Kitchen Accessories, Central Vacuums, Papier-Mâché Animals, Hydraulic Cylinders

Metal, wood and plastic components are shaped and finished into practical kitchen accessories. Motors, filters and collection housings are assembled into central vacuum systems; layers of paper and adhesive are moulded, dried and painted as papier-mâché animals; and precision tubes, rods, pistons and seals are combined into hydraulic cylinders.

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