One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The smell of freshly cut grass is actually a plant distress call.
31
Balsa wood is classified as a hard wood!
41
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116