Water Treatment Operator Exam Class C and D
Study online at https://quizlet.com/_hqhd21
1. Always _____ a piece of equipment before attempting a repair: Lockout/Tagout
2. Never Tamper with a ____ on a chlorine cylinder: fusible plug
3. Chlorine gas is _____ times heavier than air.: 2.5
4. one volume of liquid chlorine produces ____ Volumes of gaseous chlorine
under pressure: 460
5. Always Change the ______ when changing a chlorine cylinder: Lead Washer
6. Always first _________ to a chlorine cylinder before changing the cylinder: turn
off the valve
7. Always make certain 150-lbs Chlorine cylinders are stored _____: Upright and secured
8. When transporting a chlorine cylinder always use a _____: Hand truck
9. Never move a one-ton cylinder over a ____ or one that is ____: full one-ton cylinder ,
online
10. Chlorine leaks can be detected with ______: a 10% ammonia solution
11. Chlorine leaks tend to leave a ____ at the spot leaking: green/yellowish color
12. Chlorine leaks always _____, never _____.: Become larger, Smaller
13. Always turn a leaking chlorine cylinder so that ______.: the gas escapes, not the liquid
14. Chlorine is an ____ that is not combustible but ____.: oxidizing agent , supports combustion
15. when you spray ____ on a chlorine leak a ____ will appear.: ammonia fumes , white vapor
16. Never store chlorine cylinders in _____.: Direct sunlight
17. Never move a chlorine cylinder without the ____ in place.: protective hoods
18. Always have ____ when connecting or disconnecting a chlorine cylinder: some-
one observing
19. A ____ should always be located in close proximity of a chlorine building: SCBA
(Self contained breathing apparatus)
20. a SCBA should ____ be stored in a building where the chlorine cylinders are
stored or are in use: never
21. Chlorine lines may freeze if more than ____ are drawn from a 150 lbs cylinder
in a day: 40 lbs
22. ____ is a connection between potable water and non-potable water.: Cross
connection
23. the intake of an exhaust fan in a chlorine building should be located at the
____ and the exhaust at the ____.: top, close to the roof , bottom, close to the floor
1/2
Study online at https://quizlet.com/_hqhd21
1. Always _____ a piece of equipment before attempting a repair: Lockout/Tagout
2. Never Tamper with a ____ on a chlorine cylinder: fusible plug
3. Chlorine gas is _____ times heavier than air.: 2.5
4. one volume of liquid chlorine produces ____ Volumes of gaseous chlorine
under pressure: 460
5. Always Change the ______ when changing a chlorine cylinder: Lead Washer
6. Always first _________ to a chlorine cylinder before changing the cylinder: turn
off the valve
7. Always make certain 150-lbs Chlorine cylinders are stored _____: Upright and secured
8. When transporting a chlorine cylinder always use a _____: Hand truck
9. Never move a one-ton cylinder over a ____ or one that is ____: full one-ton cylinder ,
online
10. Chlorine leaks can be detected with ______: a 10% ammonia solution
11. Chlorine leaks tend to leave a ____ at the spot leaking: green/yellowish color
12. Chlorine leaks always _____, never _____.: Become larger, Smaller
13. Always turn a leaking chlorine cylinder so that ______.: the gas escapes, not the liquid
14. Chlorine is an ____ that is not combustible but ____.: oxidizing agent , supports combustion
15. when you spray ____ on a chlorine leak a ____ will appear.: ammonia fumes , white vapor
16. Never store chlorine cylinders in _____.: Direct sunlight
17. Never move a chlorine cylinder without the ____ in place.: protective hoods
18. Always have ____ when connecting or disconnecting a chlorine cylinder: some-
one observing
19. A ____ should always be located in close proximity of a chlorine building: SCBA
(Self contained breathing apparatus)
20. a SCBA should ____ be stored in a building where the chlorine cylinders are
stored or are in use: never
21. Chlorine lines may freeze if more than ____ are drawn from a 150 lbs cylinder
in a day: 40 lbs
22. ____ is a connection between potable water and non-potable water.: Cross
connection
23. the intake of an exhaust fan in a chlorine building should be located at the
____ and the exhaust at the ____.: top, close to the roof , bottom, close to the floor
1/2
