Monday April 22,
6:00am - 6:30amon Quest
How Do They Do It?
Series 7 Episode 13: Battery Power / Chocolate / ToothbrushesIn this episode, find out how sulphuric acid and lead are combined into 100 million car batteries, how they turn beans into bars of chocolate and how toothbrushes clean our teeth.
- Category
- Documentary / Educational / Science
- Original air date
- 2010-08-20