Not sure if same thing, but I've seen metal react that way when placed directly against concrete. If directly against concrete, need to put down barrier such as stall mat, pucks, etc...
Not sure if same thing, but I've seen metal react that way when placed directly against concrete. If directly against concrete, need to put down barrier such as stall mat, pucks, etc...
It sounds like moisture did get onto the outside of your safe and it has evaporated leaving.....for my best words..."a lime-like dusty deposit" on the safe.
Just make sure your dehumidifier is working properly -- You already have the inside of the safe covered with your dri-rod.