Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Sound at the right vibration can bore holes through a solid object.
134
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The only letter not appearing on the Periodic Table is the letter "J".
180
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
German chemists made a replica of a trophy the size of one molecule.
68
Neanderthal man had a brain capacity 100cc larger than modern man's.
50