When you flush, shower or run your garbage disposal, that waste has to go somewhere. For most U.S. homes, it’s taken care of by municipal sewers. But if you happen to be a homeowner living in a rural ...

Septicity occurs in sewage or sludge when the micro-organisms have utilised all the dissolved oxygen (DO) and any nitrates (or nitrites) that may be present. When anaerobic conditions have developed, ...