An ounce of platinum can be stretched 10,000 feet.
40
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
Most lipstick contains fish scales!
46
Passengers on the Beijing subway can pay with plastic bottles.
29
There are 2,500,000 rivets in the Eiffel Tower.
98
Extremely high pressured water can easily cut through a steel beam.
51