The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
Skittles and jellybeans contain crushed insect cocoons which are used to coat the candies to give them that special shine.
9
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Cockroaches can live for 9 days after their head has been cut off.
140