The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
The average person's skin weighs twice as much as their brain.
131
Smokers get ten times more wrinkles than non-smokers.
171
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8