Confused TikTokers are finding rusty razor blades behind their mirrors

Vintage Antique MIRRORED MEDICINE CABINET w Textured Glass medicine cabinet with razor blade slot The interior wall of my medicine cabinet is wood and the wall behind it is drywall What are the minium tools I would need for the job and how medicine cabinet razor blade slot Razor blade slot Also available with lumi- line lights as Model DSLL Packed singly GENUINE SNO

medicine cabinet with razor blade slot a common fixture in bathrooms of older homes was a small, unobtrusive slot in the wall near the medicine cabinet or vanity mirror This