Soot can leave stains on walls and ceilings after a fire
https://privatebin.net/?7e02734c5a0ca51f#BhAABPinwE3FyWbDwuRshYjXYbTUvJxtocuW4HKZDv1i
Soot can leave stains on walls and ceilings after a fire. Fire damage restoration professionals use specialized cleaners to remove these stubborn marks.