Indoor pollution is 10 times more toxic than outdoor pollution.
62
Aluminum used to be more valuable than gold!
84
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Hot water can freeze faster than cold water.
181
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71