There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Balsa wood is classified as a hard wood!
41
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Brass doorknobs automatically disinfect themselves in about 8 hours.
18