Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Hot water can freeze faster than cold water.
181
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
The average home creates more pollution than does the average car.
33
The only letter not appearing on the Periodic Table is the letter "J".
180
Liquid TIDE laundry detergent glows under a blacklight.
96
One barrel of petroleum holds 42 gallons.
20