No piece of square dry paper can be folded more than 7 times in half!
26
The first household refrigerators cost about $16,000, in today's money!
47
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
American car horns beep in the tone of F.
66
Less than 3% of the water produced at a large municipal water treatment plant is used for drinking purposes!
24
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
You are more likely to be killed by a champagne cork than a poisonous spider!
193
The longest Monopoly game in history lasted 70 straight days.
124