Bang Goes the Theory

Tooth Decay and Refreezing food (5x6)

Ημερομηνία προβολής: Σεπ 19, 2011

Dallas attempts to find out what causes tooth decay and gum disease. Yan explains the reason why refreezing food is not a good idea. Jem takes a look at some new research that claims electric lights can play havoc with the way we sleep.