The average cough comes out of your mouth at 60 miles per hour.
126
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
The WD in WD-40 stands for Water Displacer.
30
The mile is Latin for 1,000. The number of paces it took the average Roman!
36
In 21 U.S. states, WALMART is the single largest employer.
13
GTA V achieved $1 billion in sales just 3 days after its launch.
21