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How Do They Do It?
Airing | 12/27, 9:49a
S13 E9 | Wensleydale Cheese; Paintbrushes; Eucalyptus Oil; Plastic Wrap
0h 28m|TVPG|Science, Educational, Documentary|2017
Churning out Wensleydale cheese; turning pig hair into the world's finest paintbrushes; distilling aromatic oils from the koala's favorite food.
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