Balsa wood is classified as a hard wood!
41
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114