The worlds oldest piece of chewing gum is over 9000 years old!
122
Babies are born without knee caps.
78
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
"Strategic incompetence" is the art of avoiding certain tasks by pretending you don't know how to do them.
16
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
63
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
In many countries, urine was used as a detergent for washing.
17