Did you know some old homes have slots for RAZOR BLADE

Why There Might Be Razor Blades in Your Walls razor blade slot in medicine cabinet To help protect the sanitation workers, the only solution was to insert your used razor blades razor returns slot demo of your old, used razor blades quite easily If you live in an older home and you're a DE

razor blade slot Razor slots in bathrooms were invented to be safe way to dispose of double-edged safety razors, which were introduced by Gilette in 1903