One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Most dust particles in your house come from dead skin.
48
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Sound travels about 4 times faster in water than in air.
408
The average temperature at 40,000 feet above sea level is -60 F.
56
Indoor pollution is 10 times more toxic than outdoor pollution.
62