Confused TikTokers are finding rusty razor blades behind their mirrors

Razor blade slot in the back of the cabinet I've lived in multiple homes with these in the bathroom cabinet Just drops the used razors

I found this fascinating a pile of old razor blades If you remember, medicine cabinets used to have a slot in the back to stick your dull

medicine cabinet razor blade slot I live in a late 40's apartment building in LA with the original medicine cabinet intact and it has a slot for razors ( first time I have ever

medicine cabinet razor slot The old razor blades seem to be a result of small slots in some medicine cabinets common in homes built before the 1970s Before plastic,