The only letter not appearing on the Periodic Table is the letter "J".
180
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Sound at the right vibration can bore holes through a solid object.
134