One cubic foot of gold weighs more than 1,200 pounds!
78
The average home creates more pollution than does the average car.
33
Iron weighs more after it rusts.
16
German chemists made a replica of a trophy the size of one molecule.
68
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304