Most dust particles in your house come from dead skin.
48
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
One barrel of petroleum holds 42 gallons.
20
Scientists aren't sure what color dinosaurs were.
312
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The bark of an older redwood tree is fireproof.
65
Aluminum used to be more valuable than gold!
84