The only letter not appearing on the Periodic Table is the letter "J".
180
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
One barrel of petroleum holds 42 gallons.
20
Iron weighs more after it rusts.
16
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Scientists aren't sure what color dinosaurs were.
312
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38