Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
There are 293 ways to make change for a dollar.
148
97% of all paper money in the US contains traces of cocaine.
93
Speed dating was invented by a Rabbi in 1999.
45
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