Rehs onsite wastewater - Study guides, Class notes & Summaries
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Cole's EHS NEHA Exam Questions With 100% Correct Answers Latest Updated 2024/2025 | Graded.
- Exam (elaborations) • 19 pages • 2024
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Cole's EHS NEHA Exam Questions With 100% Correct Answers Latest Updated 2024/2025 | Graded. How do you filter out giardia lambia? - Correct Answer-Rapid sand filtration 
Pharmaceuticals in water treatment plants are - Correct Answer-Both solid and liquid 
Which mosquito is the highest cause of encephalitis in the US? - Correct Answer-Culex 
What is it called when milk is heated to 191-212 - Correct Answer-Pasteurization 
Order of priority: power outage at restaurant, chlorine gas leak at pool, ...
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EHS NEHA Exam Questions With 100% Correct Answers, Latest Updated 2024/2025 (Graded)
- Exam (elaborations) • 19 pages • 2024
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How do you filter out giardia lambia? - Correct Answer-Rapid sand filtration 
Pharmaceuticals in water treatment plants are - Correct Answer-Both solid and liquid 
Which mosquito is the highest cause of encephalitis in the US? - Correct Answer-Culex 
What is it called when milk is heated to 191-212 - Correct Answer-Pasteurization 
Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at 
food festival - Correct Answer-Chlorine gas, power outage, no hand sink 
Wha...
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REHS - Onsite Wastewater question n answers 2024/2025
- Exam (elaborations) • 4 pages • 2024
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REHS - Onsite WastewaterBOD definition and how its measured - correct answer Biological oxygen demand. Best single measure of WW or polluted water 
 
difference between initial dissolved O2 and dissolved O2 after stated period of time (usually 5 days = BOD5) 
 
COD definition and how its measured - correct answer Chemical oxygen demand. Measure of industrial wastes, amount of O2 chemically consumed by the oxidation of organic and oxidizable inorganic materials 
 
Difference between initial dis...
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REHS EXAM: PRIVATE ONSITE WASTEWATER TREATMENT AND DISPOSAL Q&A
- Exam (elaborations) • 5 pages • 2024
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Biochemical Oxygen Demand (BOD) - correct answer The difference between the initial dissolved O2 in a water sample and dissolved O2 in a duplicate sample after a stated period of time (usually 5 days). Best single measure of wastewater or polluted water. 
 
Chemical Oxygen Demand (COD) - correct answer A measure of the amount of O2 chemically consumed by the oxidation of organic and oxidizable inorganic materials in a water sample. Good for measuring industrial wastes. 
 
Domestic Sewage - corre...
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Cole’s EHS NEHA Exam Study Guide
- Exam (elaborations) • 20 pages • 2023
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Cole’s EHS NEHA Exam Study Guide Who becomes the incident commander in emergency situations? First onsite senior emergency response official What determines sewage strength? BOD (biochemical oxygen demand) When you add a disposal to a kitchen and septic system, what do you expect to see an increase in? BOD What are the 6 primary air pollutants? Carbon monoxide, lead, nitrogen dioxide, ozone, particle pollution, sulfur dioxide What is the appropriate level of cynuric acid in a swimming pool? 3...
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Cole's EHS NEHA Exam Study Guide With Complete Solution 2023
- Exam (elaborations) • 16 pages • 2023
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Cole's EHS NEHA Exam Study Guide With Complete Solution 2023 
 
How do you filter out giardia lambia? - Rapid sand filtration 
 
Pharmaceuticals in water treatment plants are - Both solid and liquid 
 
Which mosquito is the highest cause of encephalitis in the US? - Culex 
 
What is it called when milk is heated to 191-212 - Pasteurization 
 
Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food festival - Chlorine gas, power outage, no hand sink 
 
What...
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REHS - Onsite Wastewater question n answers graded A+ 2024/2025
- Exam (elaborations) • 4 pages • 2024
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Available in package deal
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REHS - Onsite WastewaterBOD definition and how its measured - correct answer Biological oxygen demand. Best single measure of WW or polluted water 
 
difference between initial dissolved O2 and dissolved O2 after stated period of time (usually 5 days = BOD5) 
 
COD definition and how its measured - correct answer Chemical oxygen demand. Measure of industrial wastes, amount of O2 chemically consumed by the oxidation of organic and oxidizable inorganic materials 
 
Difference between initial dis...
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Exam (elaborations) NEHA REHS/RS (REHS) REHS Examination Review Work Exams (3 Latest 2023 Answered sets)
- Exam (elaborations) • 33 pages • 2023
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REHS_Big_Practice_Exams 1,2&3 Q&A Updated Spring 23/24. 
 
REHS REVIEW BIG PRACTICE EXAM 1: 
1. The most important factors in the xmsn of waterborne disease is: 
A) indirect contact and virulence 
B) dosage and virulence 
C) direct contact and dosage 
D) fomite and pathogen 
2. In many jurisdictions, what needs to be issued before a newly constructed 
building, structure, or business can be opened, used, or occupied? 
a. Eminent domain 
b. Deed to the property 
c. Certificate of use or occupanc...
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Cole's EHS NEHA Exam Study Guide, Questions and answers, 100% Accurate, graded A+
- Exam (elaborations) • 20 pages • 2023
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Available in package deal
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- $10.49
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Cole's EHS NEHA Exam Study Guide, Questions and answers, 100% Accurate, graded A+ 
 
 
How do you filter out giardia lambia? - -Rapid sand filtration 
 
Pharmaceuticals in water treatment plants are - -Both solid and liquid 
 
Which mosquito is the highest cause of encephalitis in the US? - -Culex 
 
What is it called when milk is heated to 191-212 - -Pasteurization 
 
Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food festival - -Chlorine gas, power ...
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NEHA REHS/RS (REHS) REHS Examination Review Work Exams
- Exam (elaborations) • 13 pages • 2023
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- $7.99
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REHS_Big_Practice_Exams 1,2&3 Q&A Updated Spring 23/24. REHS REVIEW BIG PRACTICE EXAM 1: 1. The most important factors in the xmsn of waterborne disease is: A) indirect contact and virulence B) dosage and virulence C) direct contact and dosage D) fomite and pathogen 2. In many jurisdictions, what needs to be issued before a newly constructed building, structure, or business can be opened, used, or occupied? a. Eminent domain b. Deed to the property c. Certificate of use or occupancy d. Writ of h...
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