One third of the electricity produced on earth is used to power electric light bulbs!
75
A cesium atom in an atomic clock beats over nine billion times a second.
43
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The average home creates more pollution than does the average car.
33