Hello
I live in a rented house and there is some sort of white residue apearing on a wooden beam next to a light bulb. I cleaned it away, but it came back quite quickly.
Any clues as to what it may be?
Al
I live in a rented house and there is some sort of white residue apearing on a wooden beam next to a light bulb. I cleaned it away, but it came back quite quickly.
Any clues as to what it may be?
Al