Battery Power, Chocolate, Toothbrushes
S7E14 · 2010-08-27 · 22 min
How do they make toothbrushes; how do they produce millions of car batteries; and how are cacao beans transformed into chocolate?
The show’s own verdict is on its page.
S7E14 · 2010-08-27 · 22 min
How do they make toothbrushes; how do they produce millions of car batteries; and how are cacao beans transformed into chocolate?
The show’s own verdict is on its page.