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CEU Challenge
Members of the Florida Water and Pollution Control Operators Association (FWPCOA) may earn continuing education units through the CEU Challenge! Answer the questions published on this page, based on the technical articles in this month’s issue. Circle the letter of each correct answer. There is only one correct answer to each question! Answer 80 percent of the questions on any article correctly to earn 0.1 CEU for your license. Retests are available.
This month’s editorial theme is Wastewater Treatment. Look above each set of questions to see if it is for water operators (DW), distribution system operators (DS), or wastewater operators (WW). Mail the completed page (or a photocopy) to: Florida Environmental Professionals Training, P.O. Box 33119, Palm Beach Gardens, Fla. 33420-3119. Enclose $15 for each set of questions you choose to answer (make checks payable to FWPCOA). You MUST be an FWPCOA member before you can submit your answers!
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SUBSCRIBER NAME (please print)
Article 1 ____________________________________
LICENSE NUMBER for Which CEUs Should Be Awarded
If paying by credit card, fax to (561) 625-4858 providing the following information:
Performance Evaluation of Cloth Disk Primary Filtration to Increase Carbon Diversion Toward Net-Zero Water Resource Recovery Facilities
Onder T. Kaliskander, Yihan Zhang, George Tchobanoglous, and Brian G. Davis (Article 1: CEU = 0.1 WW02015415)
1. The filtration processes described work effectively because only ___________________ particles are filtered. a. floatable b. readily settleable c. naturally buoyant suspended d. carbonaceous
2. _____ percent total suspended solids removal is typically achieved with primary sedimentation. a. 45 - 50 b. 50 - 55 c. 55 - 60 d. 60 - 65
3. Which of the following is not listed as a significant benefit of primary filtration? a. Reduction of footprint required for primary treatment b. Decreased electrical energy required for aeration c. Reduced plant odor d. Increased gas energy production in the anaerobic digestion process
4. The cloth disk primary filter installed at the Linda Wastewater Resource Recovery
Facility (WRRF) achieved _____ percent chemical oxygen demand (COD) removal. a. 19 b. 57 c. 58 d. 83
5. The nominal pore size of the cloth disk primary filter was _____ millimeters (mm). a. 5 - 10 b. 25 - 50 c. 75 - 100 d. 150 - 1,000
(Credit Card Number)
EARN CEUS BY ANSWERING QUESTIONS FROM PREVIOUS JOURNAL ISSUES!
