Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Sound at the right vibration can bore holes through a solid object.
134
The bark of an older redwood tree is fireproof.
65
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
For every gallon of sea water, you get more than a quarter pound of salt.
45
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38