Joe Himali I've seen these razor blade slots before but I

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If you have a medicine cabinet, look to see if yours has a slit in it These slits were used to get rid of used razor blades before disposable

In the old days, there was a slot in the medicine cabinet to drop the used razors behind the wall Mine still has it and I am sure there are old school medicine cabinets that recessed into the wall – slot for use razor blade

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