The smell of freshly cut grass is actually a plant distress call.
31
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Diamonds can be shattered with a hammer.
-104
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Pumice is the only rock that floats on water.
14