The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Hot water can freeze faster than cold water.
181
One 75-watt bulb gives more light than three 25-watt bulbs.
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
The bark of an older redwood tree is fireproof.
65