Why was it common for older homes to have razor blade slots in the

Medicine Cabinet Blade Slot! razor blade slot medicine cabinet slot labeled: “Used razor blade disposal,” within her medicine cabinet “I searched the bathroom walls for holes, didn't find anything razor shark slot online In those days, EVERY medicine cabinet had a razor disposal slot, which was needed—for example, Schick Inject blades came in a cartridge of

razor blade slot medicine cabinet My bathroom in our 1950's ranch house has the original medicine cabinet with the slot for disposing of used razor blades