The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
-3
There are more bacteria in your mouth than there are people in the world.
60
Fingernails grow nearly 4 times faster than toenails!
30
Human thigh bones are stronger than concrete!
63
On average, there's 100 billion neurons in the human brain.
83
Every cigarette smoked cuts at least five minutes of life on average, which is roughly the time it takes to smoke one cigarette.
118
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
