Soda ash is - Study guides, Class notes & Summaries

Certified Pool Operator Test Review Questions with Verified Answers 12 Reasons why the health inspector will close your pool 1. pump filter not working for more than an hour 2. main drain is not visible 3. chemical readings out of range 4. no pool operator (15 minute grace period) 5. no lifeguard or cpr certs present 6. water is below the skimmer line 7. danger to the public 8. chlorinator is not working 9. health inspector is not allowed in 10. bathrooms + drains not working 11. ...

REHS Questions with All Correct Answers What would you expect from a swimming pool with a high pH reading? - Answer-Cloudiness and eye irritation Which will raise the pH of a pool? a. Calcium Bicarbonate b. Calcium Carbonate c. Soda Ash or Caustic Soda - Answer-Soda Ash or Caustic Soda Soda ash is - Answer-Sodium Carbonate NaCO3 Caustic Soda is - Answer-NaOH Which chemical is used to oxygenate swimming pool water? a. Ozone b. Sodium Carbonate c. Sodium Bicarbonate d. Ca...

A watercourse that flows continuously at all times of the year is known as what? - Perennial stream What is defined as 'the killing or inactivation of pathogenic organisms in water'? - Disinfection Free chlorine residual values are based on a contact time of how long? - 10 mins What time of day does algae cause the pH of the water decrease? - Night time What contributes to the creation of algae blooms? - Increased nutrients What is found mainly in groundwater sources and forms a precipit...

To raise PH what may be added to swimming pool water? A) Bromine B) Sodium chloride C) Soda Ash D) Muriatic Acid Soda Ash In most jurisdictions the turnover time for s a swimming pool is: A) Every 24 hours B) Every 12 hours C) Every 6 hours D) Every 3 hours 6 hours What does the term channeling mean when discussing swimming pool filtration? A) The dumping of DE powder into the waste water system B) Discharging waste-water from the pool during backwashing C) Decreasing...

Pool Operator's Final Exam Questions with Verified Answers The percentage of hypoclorous acid formation is most influenced by: pH Pool painting is usually done: Before opening in the spring When a pool is chlorinated with gas chlorine, the operator must also use: Soda Ash The term "chlorine demand" refers to: The amount of chlorine which will react with substances in the pool Re-circulation pumps used in swimming pools are the type called: Centrifugal pumps Reversing the...

Stationary Engineer Exam Study Guide | Questions with 100% Correct Answers | Latest Update 2024 | Verified How much clearance from the top of the boiler is needed for a HP boiler that produces 70000 lbs of steam? - 7 feet On a gas fired boiler what is the proper gas to air mixture - 30%-70% and in special arrangements it can be as high as 100% . ANSWER CHAPTER 11 remember% What is the total hardness in a system that was found to have calcium hardness of 60ppm and magnesium hardness of 18...

Sanitarian Exam Questions With 100% Verified Answers Latest Updated 2024 (Graded A+) What is the correct order for warewashing? - Answer wash-rinse-sanitize-airdry Employees should wash their hands for a minimum of? - Answer 20 seconds What animal is most likely to carry rabies? - Answer Bats How often should a restaurant septic be inspected? - Answer anually What are some degradable pollutants? - Answer Oil and Grease, Organic Matter, Phenols, Cyanides, ammonia, nitrites, and organic nitro...

Class D Water Operator Questions and Answers Already Passed What are some physical characteristics of water? Temperature, turbidity, color, taste, odor What are some chemical characteristics of water? Hardness, pH, solids, and gases What is turbidity? the amount of suspended matter, such as clay, silt, organic matter, and microorganisms in water T/F Water is never found pure in nature. True Is turbidity more of a problem in groundwater or surface water? Surface water A system's filtered wa...

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...

NEHA RS/REHS TEST REVIEW Created April 2024 Exam Questions With 100% Verified Answers Which would require a variance according to the FDA food code? a. Cook, cool and reheat of chili b. Sous Vide c. ROP of raw meat d. Smoking meat for preservation - answerSmoking meat for preservation Order the following for an inspection based on importance most to least? a. food festival without a hand sink b. restaurant without power c. chlorine leak at a public pool - answerChlorine leak at a publ...