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Old 2/19/19, 8:01 PM
wkania2 wkania2 is offline
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Join Date: Jun 2017
Posts: 71
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Research & Writing Assignment:

In the image of a septic tank we can see the three main layers which fill the tank. The sludge/solids drop to the bottom, the scum layer at the top and a clear effluent layer in the center.There are inlet and outled pipes with baffles.