TikTokers say they're finding rusty razor blades behind their

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,

Yes, people are just living with walls stuffed full of razor blades in their homes Little slots were built into the interior walls of bathrooms

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razor slot demo so where do all those used razor blades go? in the bottom of the wall! and they wait there until some poor future remodeler decides to