Pure water (H2O) does not conduct electricity on its own.
46
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The average home creates more pollution than does the average car.
33
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Iron weighs more after it rusts.
16
Out of all the senses, smell is most closely linked to memory.
146
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39