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How Do They Do It? (2006)

S07E14 Battery Power, Chocolate, Toothbrushes

Aug 27, 2010 • Season 7 • Episode 14 • HD

What’s the process behind manufacturing toothbrushes? How do they create millions of car batteries? And what are the steps involved in turning cacao beans into chocolate?

Genre: Documentary
Country: CA, US, GB
How Do They Do It? S07E14
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