Balsa wood is classified as a hard wood!
41
German chemists made a replica of a trophy the size of one molecule.
68
One barrel of petroleum holds 42 gallons.
20
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Nylon is made from coal and petroleum.
42