How It's Made
Plastic Moulds/Automatic Oil Filters/Filing Cabinets/Blown Glass
Season 4 Episode 2 of 13
The manufacturing processes involved in making plastic moulds, filing cabinets, oil filters and blown glass, and how these methods have evolved over time
How It's Made airs on Discovery Channel HD at 3:30 PM, Thursday 5 February. (Subtitles.)
Learn more about How It's Made and other education/science/factual topics on our factual page
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