One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Scientists are now able to grow 'beating' heart tissue in a lab!
162
For every gallon of sea water, you get more than a quarter pound of salt.
45
In zero gravity, a candle's flame is round and blue.
16
Indoor pollution is 10 times more toxic than outdoor pollution.
62
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
One barrel of petroleum holds 42 gallons.
20