How Do They Do It? S13E9: Wensleydale Cheese; Paintbrushes; Eucalyptus oil
- Aired: 2015-10-30
- Time: 22:00:00
- Runtime: 30 minutes
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Overview
How to churn out Wensleydale cheese, turn pig hair into the world's finest paintbrushes, and distil aromatic oils from eucalyptus.