A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
85% of all Valentine's Day cards are purchased by women!
38
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14
In Tokyo, a bicycle is faster than a car for most trips of less than 50 minutes!
58
Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
If you get water flowing fast enough, it can cut metal.
354
Passengers on the Beijing subway can pay with plastic bottles.
29