Backwash Study guides, Class notes & Summaries

Chapter 03: The Alimentary Canal: Digestion and Absorption Stegeman: The Dental Hygienist’s Guide to Nutritional Care, 5th Edition MULTIPLE CHOICE 1. Each is a portion of the alimentary canal, except one. Which is the exception? a. Oral cavity b. Pharynx c. Larynx d. Esophagus e. Small intestine ANS: C The larynx is not a portion of the alimentary canal. This tubular structure is approximately 30-ft long and comprises all the body parts through which food passes. DIF...

CIE Geography (9696), This summary covers Economic Transition, which is chapter 14 in the A-Level Advanced Human Geography A-Level syllabus. The topics covered in the summary: National development The nature of the primary, secondary, tertiary and quaternary sectors and their roles in economic development The nature, causes and distribution of global inequalities in social and economic wellbeing The measures and indices of social and economic inequality The globalisation of economic a...

true - Answer Is chlorine heavier then air you contact the fire department in the event of this - Answer who do you call when you have a chlorine leak ammonia soaked rag or swab held near the suspected area - Answer what is best to use when looking for a chlorine leak milk - Answer in case of exposure to chlorine what is best to consume Hydroflouric Acid - Answer what is very strong acid short circuit - Answer what you get when you don't have good mixing permanent ...

Pool Operator's Final Exam questions & answers 2023The percentage of hypoclorous acid formation is most influenced by: pH Pool painting is usually done: Before opening in the spring 00:10 01:20 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: Centri...

Certified Pool Operator Study Guide (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A Q: Skimmer Weir prevents floating debris from reentering the pool Q: where does water go after going through the pump? Answer: filter Q: where does water go after the filter? Answer: heater Q: where does water go after heater? Answer: flow meter Q: where does water go after going through flow meter? Answer: back to the pool th...

First step of fecal accident procedure Correct Answer: Direct all bathers to leave the pool. All affected waters must be closed to swimming until proper procedures for contamination have been completed Second step of fecal accident procedure Correct Answer: Manually remove as much of the material as possible using a net or scoop and dispose of it in a sanitary manner. Clean and disinfect the scoop or net. After cleaning leave the net or scoop immersed in the pool during this infection. Vacu...

You are the operator for a pool which is 164 feet long and 80 feet wide. The pool bottom has a constant slope which is 4 feet deep at the shallow end, and 10 feet deep at the deep end. What is the volume of this pool in gallons? - ANSWER-f You operate a pool which uses high rate sand filters. You discover that your filter tank has developed a major leak and must be replaced. Your pool operates with a flow rate of 525 GPM. Using a filter media rate (fmr) of 15 gallons per minute, what size san...

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...

You are the operator for a pool which is 164 feet long and 80 feet wide. The pool bottom has a constant slope which is 4 feet deep at the shallow end, and 10 feet deep at the deep end. What is the volume of this pool in gallons? - CORRECT ANS f You operate a pool which uses high rate sand filters. You discover that your filter tank has developed a major leak and must be replaced. Your pool operates with a flow rate of 525 GPM. Using a filter media rate (fmr) of 15 gallons per minute, what ...

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...

First step of fecal accident procedure - ANSWER-Direct all bathers to leave the pool. All affected waters must be closed to swimming until proper procedures for contamination have been completed Second step of fecal accident procedure - ANSWER-Manually remove as much of the material as possible using a net or scoop and dispose of it in a sanitary manner. Clean and disinfect the scoop or net. After cleaning leave the net or scoop immersed in the pool during this infection. Vacuuming the stool ...