Cheat Sheet
Study Guide
The study guide is written as a series of cheat sheets, containing only the necessary information and figures.
Hyper-realistic
Full Practice Exam
A full-length practice designed to realistically match the length, difficulty, and formatting of industry standards.
Key terms
Flash Cards
Flashcards covering the most commonly used jargon and terms found on Level 1 exams.
Articles
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What is on the Level 1 Exam?
Lagoons are the main topic on the level 1 Wastewater Treatment Exam.
What is on the Level 1 Exam?
Lagoons are the main topic on the level 1 Wastewater Treatment Exam.
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The 5-Day BOD₅ Test
Biochemical Oxygen Demand measures the amount of dissolved oxygen that aerobic bacteria use to break down organic matter.
The 5-Day BOD₅ Test
Biochemical Oxygen Demand measures the amount of dissolved oxygen that aerobic bacteria use to break down organic matter.
