Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Billions of neutrinos pass unnoticed through your body every second.
6
A cesium atom in an atomic clock beats over nine billion times a second.
43
Iron weighs more after it rusts.
16
Balsa wood is classified as a hard wood!
41
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
