Car Batteries, Chocolate, Toothbrushes
- Episode aired Sep 3, 2010
- TV-G
- 22m
How do they turn sulphuric acid and lead into 100 million car batteries? How do they turn beans into bars of chocolate? How do toothbrushes clean our teeth?How do they turn sulphuric acid and lead into 100 million car batteries? How do they turn beans into bars of chocolate? How do toothbrushes clean our teeth?How do they turn sulphuric acid and lead into 100 million car batteries? How do they turn beans into bars of chocolate? How do toothbrushes clean our teeth?