When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
On average, a disposable diaper can hold up to 7 pounds of liquid.
22
Real diamonds do not show up on x-ray.
36
Dartboards are made out of horsehairs.
129
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
Pollen never deteriorates. It is one of the few natural substances that lasts indefinitely.
58
One human hair can support 3 ounces.
191
In 21 U.S. states, WALMART is the single largest employer.
13