A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
It's impossible to kill yourself by holding your breath.
22
There is one slot machine in Las Vegas for every eight inhabitants.
58
Group "brainstorming" makes each individual in the group less creative and doesn't work as efficiently as the same number of people working alone and then later pooling their ideas.
10
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
Contrary to popular belief, hair does not grow back darker and thicker after it has been shaved.
71
More than 10% of the world's salt is used to de-ice American roads.
54