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How To

720p Documentary History & Science

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How It's Made
S16E620017.7Documentary
Surgical Instruments, Ketchup, Double-Decker Buses, Walking Sticks

Medical-grade steel is forged or machined, polished and inspected to create precise surgical instruments. Tomatoes are cooked, strained, seasoned and bottled as ketchup; large chassis and body sections are assembled into double-decker buses; and selected wood is straightened, shaped and finished into walking sticks.

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How To is a documentary channel from United States. It broadcasts in 720p. You can watch it live for free: we check its signal daily and show a recent screenshot of what is on air.