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Nebraska Water Treatment Operator Level I Exam Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf
Nebraska Water
Nebraska Water
1. What is the primary purpose of coagulation in water treatment? a. To disinfect water b. To remove dissolved minerals c. To destabilize and aggregate suspended particles d. To soften water Coagulation helps small particles clump together so they can be removed in sedimentation and filtration. 2. Which chemical is commonly used as a coagulant in water treatment? a. Chlorine b. Aluminum sulfate (alum) c. Fluoride d. Sodium hydroxide Alum is widely used because it efficiently binds wi...
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