Diamonds mined in Brazil are harder than those found in Africa.
40
Coins usually survive in circulation for about 30 years.
66
In the U.S., more than 10% of lottery prizes go unclaimed!
55
It is estimated that millions of trees in the world are accidentally planted by squirrels who bury nuts and then forget where they hid them!
174
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
American car horns beep in the tone of F.
66
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
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80% of millionaires drive used cars.
68