How Do They Do It? S13E7: Nonalcoholic Beer; Tomkar; Escalators; Lie Detectors
- Aired: 2015-10-23
- Time: 22:00:00
- Runtime: 30 minutes
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Overview
How do they brew a beer that won't make you drunk? How do they build a car that flies over rocks and boulders? How do they make escalators? How do lie detectors work?