Condition in which water (possibly plus other materials) enters a premises through a drain or sewer because of blockage or super saturation. The water reverses direction and flows back towards the direction it came from.
The Rantings of the barely human.
Condition in which water (possibly plus other materials) enters a premises through a drain or sewer because of blockage or super saturation. The water reverses direction and flows back towards the direction it came from.