A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
One ragweed plant can release as many as one billion grains of pollen!
51
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A cubic yard of air weighs about 2 pounds at sea level.
31