Ha ha!! I can confirm I am now married and have lots of friends/fellow STH (the wife just questioned the 'happiness' side of it now I've disclosed this little story even though she used to cut the cartridges open too!)
This is really random, but for some reason when I was about 12 I collected the little balls that were inside the ink cartridges used in my fountain pen. I had 100's of them and stored them in an old style paracetamol brown bottle with the safety lid. I lost count of the times I got covered in...