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
It's impossible to sink in the Dead Sea without equipment!
72
U-Haul is the world's largest advertiser in the Yellow Pages.
21
No piece of square dry paper can be folded more than 7 times in half!
26
People spend about two weeks of their lives at traffic lights!
159
In many countries, urine was used as a detergent for washing.
17
There are 365 steps on the front of the U.S. Capitol Building - one for every day of the year.
50
The WD in WD-40 stands for Water Displacer.
30