One barrel of petroleum holds 42 gallons.
20
Sound at the right vibration can bore holes through a solid object.
134
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
For every gallon of sea water, you get more than a quarter pound of salt.
45
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The bark of an older redwood tree is fireproof.
65
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13