Quizzzzz wate water treament stuff
BOD 50, SS 50, AmmN 100
BOD 500, SS 500 AmmN 50
BOD 500, SS 30, AmmN 50
Simple Manually raked screen
A Micro Screen
A constant velocity grit channel
Dorr Oliver Detritor
Viruses and bacteria
Air and dirt
Viruses bacteria air and dirt
Bacteria Air and Dirt
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