| Answer | Crossword Clue |
|---|---|
| SEPTIC | ... tank (part of a sewage system) |
| septage | the waste or sewage in a septic tank |
| headers | A raised tank of water maintaining pressure in a plumbing system |
| septics | A drainage system incorporating a septic tank |
| SEPTIC | ... tank (sewage holder) |
| SEPTIC | Type of tank or system |
