One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The average home creates more pollution than does the average car.
33
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Cold water weighs more than hot water.
93
One barrel of petroleum holds 42 gallons.
20
The bark of an older redwood tree is fireproof.
65
Your brain is 80% water.
525