German chemists made a replica of a trophy the size of one molecule.
68
A cubic yard of air weighs about 2 pounds at sea level.
31
Diamonds can be shattered with a hammer.
-104
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Aluminum used to be more valuable than gold!
84
One third of the electricity produced on earth is used to power electric light bulbs!
75