One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Sound at the right vibration can bore holes through a solid object.
134
Most dust particles in your house come from dead skin.
48
No matter how cold it gets, gasoline will not freeze.
107
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Liquid TIDE laundry detergent glows under a blacklight.
96
Iron weighs more after it rusts.
68