The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
No matter how cold it gets, gasoline will not freeze.
107
Sound at the right vibration can bore holes through a solid object.
134
The average home creates more pollution than does the average car.
33
Hot water can freeze faster than cold water.
181
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65