![is this mold? on the door hinge of my bathroom. important to note that the bathroom doesn't have windows, so bad ventilation. it's been here for two years, i've tried to clean is this mold? on the door hinge of my bathroom. important to note that the bathroom doesn't have windows, so bad ventilation. it's been here for two years, i've tried to clean](https://i.redd.it/3bb9j2jrl8u41.jpg)
is this mold? on the door hinge of my bathroom. important to note that the bathroom doesn't have windows, so bad ventilation. it's been here for two years, i've tried to clean
![Hinge Outlet Polished Chrome Door Hinges 4 inch with 5/8 Inch Radius, Ball Bearing for Smooth Function Prevents Dust Build Up, 2 Pack : Amazon.co.uk: DIY & Tools Hinge Outlet Polished Chrome Door Hinges 4 inch with 5/8 Inch Radius, Ball Bearing for Smooth Function Prevents Dust Build Up, 2 Pack : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/71uTKRDlCcL.jpg)
Hinge Outlet Polished Chrome Door Hinges 4 inch with 5/8 Inch Radius, Ball Bearing for Smooth Function Prevents Dust Build Up, 2 Pack : Amazon.co.uk: DIY & Tools
![Black dust from door hinges only 5 years old. Is it just low quality? Is it preventable? : r/HomeMaintenance Black dust from door hinges only 5 years old. Is it just low quality? Is it preventable? : r/HomeMaintenance](https://i.redd.it/a6p76stzjlx81.jpg)
Black dust from door hinges only 5 years old. Is it just low quality? Is it preventable? : r/HomeMaintenance
![Black dust from door hinges only 5 years old. Is it just low quality? Is it preventable? : r/HomeMaintenance Black dust from door hinges only 5 years old. Is it just low quality? Is it preventable? : r/HomeMaintenance](https://i.redd.it/3uo3urtzjlx81.jpg)