Expert Minds

The percentage of hypochlorous acid formation is most influenced by: (Ans- pH Pool painting is usually done: (Ans- Before opening in the spring When a pool is chlorinated with gas chlorine, the operator must also use: (Ans- Soda Ash The term "chlorine demand" refers to: (Ans- The amount of chlorine which will react with substances in the pool Re-circulation pumps

Which type of filter requires the least amount of water to clean? (A) Diatomaceous (B) Rapid rate sand (C) High rate sand (D) Cartridge (Ans- (D) Cartridge Cyanuric acid (stabilizer) protects free chlorine (FC) against the effects of: (A) Pathogens like Crypto, Giardia, and Shigella (B) High Total dissolved solids (C) Ultraviolet rays from the sun (D) High PH (Ans- (C) Ultraviolet rays from the sun An erosion chemical feeder is what type of feeder? (A) Peristaltic pump (B) Piston pump (C) Dry ...

You operate a 120,000-gallon pool, and upon performing your hourly chemical tests you observe the following readings: Total Available Chlorine reading is 1.6 free available chlorine reading is 1.5 pH is 7.4 Your supervising lifeguard has just informed you that you have had a fecal incident occur; a solid stool has been discharged into the pool. According to the Centers for Disease Control, as the CPO, you should do the following: (Ans- clear the pool and raise the free chlorine to 2 ppm 2. Assu...

pH level must be between _____ and _____. (Ans - 7.2 and 7.8 Water temp of a heated pool does not exceed _______. (Ans - 90 degrees F Water temp of a spa does not exceed ______. (Ans - 104 degrees F How many times is it required for the CPO to test the water der day? (Ans - At least once How many hours a day must

______ means the Wake County department of human services director or his/her authorized representative. (Ans- Director _____ means the certified pool operator who is responsible for the daily operation of a public swimming pool (Ans- operator _____ means the owner of the swimming pool or the responsible management company (Ans- Owner _____ _____ means the interior of the fenced area around a swimming pool including the pool itself, toilets, bathhouses, equipment enclosures, chemical enclosur...

Depth markings should be (Ans- clearly visible by people in the water. Wading pool and spa drains must be (Ans- anti-vortex AND secured. Pool drains must be (Ans- secured and fastened with screws if holes are present. If at any time the filter equipment, chemical feed system, pump stops working, or the main drain cover has been removed or is broken, the pool must (Ans- be closed immediately Pool must have (Ans- 1.0-10.0ppm Free Chlorine & 2.0-10.0ppm Bromine Wading Pool ...

How long does the wake county CPO certificate last (Ans- 5 years How often must daily readings of disinfectant and pH levels be taken? (Ans- 2 times during daylight hours with a legible CPO signature. A minimum of six hours apart. Operator must tea and record one of these. What is the CPO checklist and when should it be used? (Ans- Should be filled out daily in the permitted time by operator. It is a list of maintenance guidelines provided by environmental services. What do you do...

used to measure pH (Ans- phenol red valves are open if handle is ______ to the pipe (Ans- parallel how acidic or basic a solution (pool water) is (Ans- pH acceptable range of Total Alkalinity in a pool (Ans- 60 to 180 acceptable range of pH in a pool (Ans- 7.2 to 7.8 acceptable range of calcium hardness in a pool (Ans- 150 to 400 maximum reading for total dissolved solids (TDS) (Ans- 1500 pH of a human eye (Ans- 7.5

The percentage of hypochlorous acid formation is most influenced by: (Ans- pH Pool painting is usually done: (Ans- Before opening in the spring When a pool is chlorinated with gas chlorine, the operator must also use: (Ans- Soda Ash The term "chlorine demand" refers to: (Ans- The amount of chlorine which will react with substances in the pool Re-circulation pumps used in swimming pools are the type called: (Ans- Centrifugal pumps Reversing the flow of water through the fil...

Accounts Payable (Ans- Outstanding business obligations that are owed to others. Accounts Receivable (Ans- Outstanding obligations owed to the business by others. Cash Flow Statement (Ans- A picture of all cash inflows and outflows within the business. Gross Profit (Ans- The percentage of business income before expenses. Just in Time (JIT) (Ans- A strategy to improve a business return on investment. Net Income/Profit (Ans- Revenues minus expenses. Net Worth (Ans- ...