Do you Know facts
by Sanju[ Edit ] 2010-02-11 14:08:40
The average temperature at the Earth's surface is 15 degrees centigrade.
More than 50% of the people in the world have never made or received a phone call.
The average human produce 10,000 gallons of saliva in a lifetime.
Saturn has such a low density that it would float if put in water!
About ten million bacteria live in one gram of soil.
