Most dust particles in your house come from dead skin.
48
Pure water (H2O) does not conduct electricity on its own.
46
Sound travels fifteen times faster through steel than through air.
134
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The sun is 330,330 times larger than the earth.
75
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