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(7446) Septic tank
A water‑tight sedimentation tank for sewage in which the sludge settling on the bottom is allowed to digest and liquify by anaerobic bacterial action. The liquid effluent may be passed from the tank into the earth, or into a seepage tank in which it is filtered through sand or gravel before release.
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Drainage
Dictionary - Tanks Terms
- Evaporation tank, or Evaporation pan
- Reservoir, Tank, or Pool
- Balancing tank, Balancing reservoir, Equilising reservoir, or Compensating reservoir
- Elementary surge tank, or Simple surge tank
- Conduit regulator, Surge tank, or Surge chamber
- Multiple surge tanks
- Throttled surge tank, or Restricted orifice surge tank
- Differential surge tank
- Silting tank
- Tail tank
- Surge tank
- Tail tank
- Pressure tank system
- Storm tank
- Sedimentation basin, Sedimentation tank, Settling basin, or Settling tank
- Primary settling tank
- Settling tank
- Detention tank
- Skimming tank
- Aeration pond, Aeration lagoon, Aeration tank
- Septic tank
- Rating tank
- Subsoil flow tank
- Surge tank (simple)
- Three-dimensional flow tank
- Cavitation tank
- Vacuum tank
