Iron weighs more after it rusts.
16
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Iron weighs more after it rusts.
68
The only letter not appearing on the Periodic Table is the letter "J".
180
The sun is 330,330 times larger than the earth.
75
One barrel of petroleum holds 42 gallons.
20
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
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9