How It's Made: Paper Fans/Walnut Oil/Copper
8:30 pm - 9:00 pm, Today on Discovery Science +1 (267)
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Paper Fans/Walnut Oil/Copper
Season 20, Episode 12
More everyday items are put under the microscope as the series reveals discover how paper fans, walnut oil and copper are made
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Education/Science/Factual Topics
Technology
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