Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
A cesium atom in an atomic clock beats over nine billion times a second.
43
The force of a suction cup is calculated using F=AP.
15