Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Nylon is made from coal and petroleum.
42
Iron weighs more after it rusts.
16
Aluminum used to be more valuable than gold!
84
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Balsa wood is classified as a hard wood!
41