One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Pure water (H2O) does not conduct electricity on its own.
46
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Out of all the senses, smell is most closely linked to memory.
146
Your brain is 80% water.
525
The only letter not appearing on the Periodic Table is the letter "J".
180
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38