How It's Made
Spiral Stairs/Pita Bread
Season 25 Episode 19 of 26
The development and manufacturing of exhaust headers and moulded limestone artwork. Plus, spiral stairs and pita bread
How It's Made airs on Discovery Channel HD at 9:00 AM, Saturday 12 April. (Subtitles.)
Learn more about How It's Made and other education/science/factual topics on our factual page
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