AND ANSWERS RATED A+
✔✔What should you have if the water is deeper than 5 ft? - ✔✔Put up a safety line
✔✔If the chlorinator is working and you have chlorine in the vat, what is a possible
reason for the chlorine reading being 0? - ✔✔The test could be bleached (chlorine level
is too high)
✔✔What kind of filter media filters the smallest particles? - ✔✔Diatomaceous Earth
(DE)
✔✔To be a pool operator you must - ✔✔complete pool operators training course
✔✔The strongest suction in the pool is - ✔✔the main drain
✔✔Electrical system at pool must have - ✔✔GFI's
✔✔The skimmer - ✔✔weir prevents floating material from re-entering the pool.
✔✔Filtration is the - ✔✔physical process of water moving through the system.
✔✔The time it takes for all the water to go through the filter system is the - ✔✔turnover
rate
✔✔In most jurisdictions the turnover rate is - ✔✔6 hours
✔✔Algae forms because of - ✔✔poor circulation and/or low chlorine levels
✔✔Most common form of algae - ✔✔green
✔✔Worst type of algae - ✔✔black
✔✔What is responsible for stains in the pool? - ✔✔copper, iron, magnesium and other
metals
✔✔To remove stains from the pool surface - ✔✔drain and acid wash the pool
✔✔Adding chlorine to the pool to the pool - ✔✔raises the pH
✔✔Adding bromine to a pool or spa - ✔✔lowers pH
✔✔The formula for area is - ✔✔length x width