Most dust particles in your house are made from dead skin!
67
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
One ragweed plant can release as many as one billion grains of pollen!
51
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Pumice is the only rock that floats on water.
14