EditorialExam Study Guide - March 2024

Exam Study Guide - March 2024

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Licensing Exam Aeration Basin Drinking Water PFAS

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WASTEWATER

By Rick Lallish

During a visual inspection of the activated sludge aeration basin, you notice that a stiff white foam has formed on the surface. What is the most probable condition?

A. Young sludge or underloaded system

B. Filamentous overloading

C. Polymer...

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