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Practitioner's Tool / Project Description and Treatment

4 bytes added, 20:25, 18 November 2016

→‎Community Wastewater Systems

! Pretreatment <br>

[[File:Trashtrap2.jpg|none|180px]]

! Primary Treatment <br><br>

[[File:Septictank2.jpg|none|180px]]

! Secondary Treatment <br>

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