'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
An ounce of platinum can be stretched 10,000 feet.
40
The longest Monopoly game in history lasted 70 straight days.
124
During his or her lifetime, the average human will grow 590 miles of hair.
69
In many countries, urine was used as a detergent for washing.
17
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.
49
Barbie's full name is Barbara Millicent Roberts.
78