This should be the next topic for QOTW.
'I've donated over 30 pints of blood. Have YOU ever donated and organ or bodily fluids?'
( Amorous Badger NAKED BEA ARTHUR PHOTOS 4U, Wed 17 Jun 2009, 8:26, archived)

I have donated ...
A few differing bodily fluids in some surprisingly differing places
( fagilliD Fuck I'm good!, Wed 17 Jun 2009, 8:28, archived)