🧱💧➡️

#sewer tunnel #drainage pipe #wastewater flow #sewage system #underground pipe #brick sewer #infrastructure

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#septic system #wastewater flow #sewage process #on-site sewage facility #waste accumulation

〰️💧🦠〰️

#contaminated water pipe #wastewater flow #bacteria stream #dirty water line #effluent pipe

💩➖➖➖💧

#waste pipe #wastewater flow #poo pipe #sewage line #drain pipe

🚽➡️💩⬇️

#toilet waste #sewage disposal #plumbing system #wastewater flow #drain pipe #sanitation flow