Calcium hypochlorite - Study guides, Class notes & Summaries
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EFMB Written Test 130 Questions With Correct Answers
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EFMB Written Test 130 Questions With Correct Answers 
Field Sanitation Team responsibility is to "construct and maintain" field waste disposal facilities? - Correct Answer False! Responsible for Supervising the placement, construction, and maintenance of waste facilities. 
 
Details are responsible for constructing and maintaining. 
 
Steps of purifying a one-quart canteen with Calcium Hypochlorite? - Correct Answer 1. Fill canteen with clean water 
2. fill canteen cup half full of water and ...
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TCEQ Class C Water License Exam: Questions & Answers: Latest Updated A+ Score
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State Agency responsible for enforcing the safe drinking water act in Texas (Ans- Texas Commission on environmental Quality 
 
What minerals can cause water hardness 
(Ans- Calcium and magnesium 
 
A public water system must at all times provide 
 (Ans- Adequate quantity of water, pressure, and disinfection 
 
A source groundwater would be 
 (Ans- aquifer 
 
Fecal coliform organisms sometimes found in water supplies are an indication that 
(Ans- Water supply is contaminated, harmful bacteria m...
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CDPH Water Distribution Grade 2 Questions and Answers Already Passed
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CDPH Water Distribution Grade 2 
Questions and Answers Already Passed 
 
What term is used when a water utility divides its total operating expenses into the total revenue? 
 
a.) Debt ratio 
b.) Operating ratio 
c.) Credit ratio 
d.) Coverage ratio b.) Operating ratio 
 
Under the requirements of the Safe Drinking Water Act, it is the duty of the water purveyor to 
deliver potable water of proper quality only as far as the: 
 
a.) Entry point of the distribution system 
b.) Customer's curb box...
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REHS Exam Questions and Answers 100% Correct
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REHS Exam Questions and Answers 100% CorrectREHS Exam Questions and Answers 100% CorrectREHS Exam Questions and Answers 100% CorrectREHS Exam Questions and Answers 100% Correct 
Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past of possibly intermittent pollution? 
 
a. fecal streptococci 
b. eschericha coli 
c. aerobacter aerogenes 
d. clostridium sporulates - ANSWER-clostridium sporulates 
 
The presence of which of the following is mo...
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Pool Operator Exam 2023 with complete solutions
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To be a pool operator you must - ANSWER-Complete a pool operator training course 
 
To prevent spinal injury - ANSWER-All of the above 
 
The strong suction in the pool (ENTRAPMENT) is the - ANSWER-Main Drain 
 
Electrical systems in the pool must have - ANSWER-GFIs (Ground Fault Circuit Interrupters?) 
 
The skimmer _____ prevents floating debris from re-entering the pool - ANSWER-WEIR 
 
What is filtration? - ANSWER-Physical process of water moving through the system 
 
What is the turnover ra...
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REHS Exam| 361 Questions| Wityh Complete Solutions
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Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past of possibly intermittent pollution? 
 
a. fecal streptococci 
b. eschericha coli 
c. aerobacter aerogenes 
d. clostridium sporulates correct answer: clostridium sporulates 
 
The presence of which of the following is most easily identified by laboratory analysis in water contaminated by feces? 
 
a. shigella dysenteriae 
b. coliform 
c. entamoeba histolytica 
d. salmonella typhosa corre...
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REHS Exam Questions with Complete Solutions | 2024
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REHS Exam Questions with Complete 
Solutions | 2024 
Which of the following organisms are most resistant to unfavorable environmental conditions 
and indicate past of possibly intermittent pollution? 
a. fecal streptococci 
b. eschericha coli 
c. aerobacter aerogenes 
d. clostridium sporulates - Answer️️ -clostridium sporulates 
The presence of which of the following is most easily identified by laboratory analysis in water 
contaminated by feces? 
a. shigella dysenteriae 
b. coliform 
c. en...
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Class "C" Water Exam Questions and Answers 100% Solved
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Class "C" Water Exam Questions and 
Answers 100% Solved 
A common chemical used in the disenfection of a small water supply is- Calcium 
Hypochlorite 
A physical connection between a potable water supply and a house well would be- A Cross 
Connection 
The amount of Chlorine in mg/L that is used by reacting with iron, organics, or bacteria is 
called? Demand 
All of the following are Physical characteristics of Chlorine gas- Greenish Yellow color 
Heavier than air 
Pungent, Penetrating odor
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Pool Operator Exam Questions and Answers 100% Pass
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Pool Operator Exam Questions and 
Answers 100% Pass 
whole range chlorine in a pool: ____ to _____ - Correct Answer ️️ -1, 5 
ideal range chlorine in a pool: ____ to _____ - Correct Answer ️️ -2, 4 
whole range chlorine in a spa: ____ to _____ - Correct Answer ️️ -2, 10 
ideal range chlorine in a spa: ____ to _____ - Correct Answer ️️ -3, 5 
4 types of solid chlorine - Correct Answer ️️ -calcium hypochlorite, lithium hypochlorite, 
trichlor, dichlor 
liquid chlorine - Correct...
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Class "C" Water Exam| 165 Questions| Correct Answers| Verified
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Calcium Hypochlorite - ANSWER A common chemical used in the disenfection of a small water supply is- 
 
A Cross Connection - ANSWER A physical connection between a potable water supply and a house well would be- 
 
Demand - ANSWER The amount of Chlorine in mg/L that is used by reacting with iron, organics, or bacteria is called? 
 
Greenish Yellow color 
Heavier than air 
Pungent, Penetrating odor 
Corrosive - ANSWER All of the following are Physical characteristics of Chlorine gas- 
 
Solution...
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