The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Condoms were originally made of animal intestines or linen.
347
Most of the dust underneath your bed is actually your own dead skin.
251
Cockroaches can live for 9 days after their head has been cut off.
140
An average person’s yearly fast food intake will contain 12 pubic hairs.
-56
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5