0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Diamonds can be shattered with a hammer.
-104
A ball of glass will bounce higher than a ball made of rubber.
73