Exam (elaborations)
Swimming pool operator certification
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Swimming pool operator certification
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Swimming pool operator certificationAcid demand - correct answer--The amount of acid required to reduce pH and alkalinity
to the correct range
Algae - correct answer--7 7 7
Microscopic plant like organisms that grow in water do to warm temperatures and in adequ
7 7 7 7 7 7 7 7 7 7 7 7 7 7
ate sanitizer. Algae can be green blue green black or yellow green (mustard).
7 7 7 7 7 7 7 7 7 7 7 7
Alkalinity - correct answer-- 7 7 7
A measure of the ability of pool water to resist changes in pH. Buffering capacity of water.
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
All pools using bro mine shall be tested...? - correct answer--Every four hours.
7 7 7 7 7 7 7 7 7 7 7 7
Amount of calcium chloride 100% needed to treat 10,000 gallons of water and increase cal
7 7 7 7 7 7 7 7 7 7 7 7 7 7
cium hardness - correct answer--1 lb changes 10,000 gallons of water by 10 ppm
7 7 7 7 7 7 7 7 7 7 7 7 7
Amount of calcium hypochlorite needed to treat 10,000 gallons of water - correct answer--
7 7 7 7 7 7 7 7 7 7 7 7 7
2 oz or 1/4 cup changes 10,000 gallons of water by 1 ppm
7 7 7 7 7 7 7 7 7 7 7 7
Amount of cyanuric acid needed to treat 10,000 gallons of water and increased stabilizer -
7 7 7 7 7 7 7 7 7 7 7 7 7 7
correct answer--6 1/2 oz or < cup changes 10,000 gallons of water by 5 ppm
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
Amount of Dichlor needed to treat 10,000 gallons of water - correct answer--
7 7 7 7 7 7 7 7 7 7 7 7
2 1/2 fl oz changes 10,000 gallons of water by 1 ppm
7 7 7 7 7 7 7 7 7 7 7
Amount of lithium hypochlorite needed to treat 10,000 gallons of water - correct answer--
7 7 7 7 7 7 7 7 7 7 7 7 7
3.8 oz changes 10,000 gallons of water by 1 ppm
7 7 7 7 7 7 7 7 7
Amount of muriatic acid needed to treat 10,000 gallons of water and decrease alkalinity -
7 7 7 7 7 7 7 7 7 7 7 7 7 7
correct answer--21 fl oz or 1.3 pint changes 10,000 gallons of water by 10 ppm
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
Amount of potassium monopersulfate needed to oxidize 10,000 gallons of water -
7 7 7 7 7 7 7 7 7 7 7
correct answer--1 lb
7 7 7
Amount of sodium bicarbonate needed to treat 10,000 gallons of water and increase alkali
7 7 7 7 7 7 7 7 7 7 7 7 7
nity - correct answer--1 1/2 lbs or 3 cups changes 10,000 gallons of water by 10 ppm
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
Amount of sodium bisulfate (dry acid) needed to treat 10,000 gallons of water and decreas
7 7 7 7 7 7 7 7 7 7 7 7 7 7
e alkalinity - correct answer--
7 7 7 7
1 1/2 lbs or 1 2/3 cup changes 10,000 gallons of water by 10 ppm
7 7 7 7 7 7 7 7 7 7 7 7 7 7
Amount of sodium hypochloride -bleach needed to treat 10,000 gallons of water -
7 7 7 7 7 7 7 7 7 7 7 7
correct answer--13 fl oz changes 10,000 gallons of water by 1 ppm
7 7 7 7 7 7 7 7 7 7 7 7
, Amount of sodium sesquicarbonate needed to treat 10,000 gallons of water and increase a
7 7 7 7 7 7 7 7 7 7 7 7 7
lkalinity - correct answer--1 1/4 lbs changes 10,000 gallons of water by 10 ppm
7 7 7 7 7 7 7 7 7 7 7 7 7
Amount of sodium thiosulfate needed to treat 10,000 gallons of water and neutralize chlori
7 7 7 7 7 7 7 7 7 7 7 7 7
ne - correct answer--10 oz changes 10,000 gallons of water by 10 ppm
7 7 7 7 7 7 7 7 7 7 7 7
Amount of trichloride needed to treat 10,000 gallons of water - correct answer--
7 7 7 7 7 7 7 7 7 7 7 7
1 1/2 oz changes 10,000 gallons of water by 1 ppm
7 7 7 7 7 7 7 7 7 7
Amounts of calcium chloride 77% needed to treat 10,000 gallons of water and increase cal
7 7 7 7 7 7 7 7 7 7 7 7 7 7
cium hardness - correct answer--1 1/4 lb changes 10,000 gallons of water by 10 ppm
7 7 7 7 7 7 7 7 7 7 7 7 7 7
Average depth calculation - correct answer--Sum of the depths / # of depths
7 7 7 7 7 7 7 7 7 7 7 7
Balanced water - correct answer-- 7 7 7 7
The correct ratio of hardness, alkalinity, temperature, dissolved solids, and pH that prevent
7 7 7 7 7 7 7 7 7 7 7 7
pool water from being either corrosive or scale forming
7 7 7 7 7 7 7 7 7
Bathing load or pool capacity calculation - correct answer--Surface area / 25 or 10
7 7 7 7 7 7 7 7 7 7 7 7 7
Subtract 300 sq ft for each diving board 7 7 7 7 7 7 7
Bromamine - correct answer--Bromine- 7 7 7
ammonia compounds formed when the bromine in the water combines with ammonia, nitr
7 7 7 7 7 7 7 7 7 7 7 7
ogen or swimmer or bather waste. Unlike Chloramines they do not smell or irritate the body
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
. They are active sanitizers.
7 7 7 7
Bromine - correct answer-- 7 7 7
A chemical element that exists as a liquid in its elemental form or as part of a chemical com
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
pound that is an oxidant and a biocidal agent used to disinfect pool, spa and hot tub water.
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
Calcium hardness - correct answer-- 7 7 7 7
The amount of dissolved calcium in the pool. High levels promote scale and cloudy water.
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
Low levels promote corrosion of the pool or spa equipment.
7 7 7 7 7 7 7 7 7
Cavitation - correct answer-- 7 7 7
Formation of partial vacuums when the pump exceeds the water supply
7 7 7 7 7 7 7 7 7 7
Chemical safety - correct answer--Read and follow label instructions
7 7 7 7 7 7 7 7
Always add chemicals to water 7 7 7 7
Protect yourself at all times 7 7 7 7
Never mix chemicals are interchange scoops and dippers
7 7 7 7 7 7 7
Store chemicals right. Store chemicals tight.
7 7 7 7 7
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