One barrel of petroleum holds 42 gallons.
20
Scientists aren't sure what color dinosaurs were.
312
Scientists are now able to grow 'beating' heart tissue in a lab!
162
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Nylon is made from coal and petroleum.
42
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
One cubic foot of gold weighs more than 1,200 pounds!
78