One 75-watt bulb gives more light than three 25-watt bulbs.
57
Most dust particles in your house are made from dead skin!
67
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
One ragweed plant can release as many as one billion grains of pollen!
51
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
4.5 pounds of sunlight strike the Earth each day.
27
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
If the chemical sodium is dropped into water it will immediately and violently explode.
67