If the chemical sodium is dropped into water it will immediately and violently explode.
67
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
A cubic yard of air weighs about 2 pounds at sea level.
31
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
A cesium atom in an atomic clock beats over nine billion times a second.
43
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Cold water weighs more than hot water.
93