When withdrawing money from an ATM, the 'whirring' sound before your money pops out is actually a recording. The actual mechanism is so far back that you can't hear it.
282
On average, the life span of an American dollar bill is eighteen months.
33
New York's Central Park is nearly twice the size of the entire country of Monaco.
42
You can immediately cool down a car that has been sitting under the sun by rolling down the window on one side and opening-closing the door on the other side 5-6 times.
23
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
More than 10% of the world's salt is used to de-ice American roads.
54
SONY was originally called 'Totsuken'.
70
Each year, more than 50,000 people are injured by jewelry in the U.S.
29