How It's Made
Throttle Bottles/Limestone Mantels
Season 25 Episode 23 of 26
Where materials come from and how manufacturing processes have developed over the years, focusing on candied fruit, linen ukuleles, throttle bottles and limestone mantels
How It's Made airs on Discovery Channel HD at 11:00 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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