Water Treatment Operator Exam Class C and
D Questions and Verified Answers, 100%
Score Guarantee Pass (Latest 2025)
Always _____ a piece of equipment before attempting a repair
- Correct Answers ✅Lockout/Tagout
Never Tamper with a ____ on a chlorine cylinder - Correct
Answers ✅fusible plug
Chlorine gas is _____ times heavier than air. - Correct
Answers ✅2.5
one volume of liquid chlorine produces ____ Volumes of
gaseous chlorine under pressure - Correct Answers ✅460
Always Change the ______ when changing a chlorine cylinder -
Correct Answers ✅Lead Washer
Always first _________ to a chlorine cylinder before changing
the cylinder - Correct Answers ✅turn off the valve
Always make certain 150-lbs Chlorine cylinders are stored
_____ - Correct Answers ✅Upright and secured
When transporting a chlorine cylinder always use a _____ -
Correct Answers ✅Hand truck
D Questions and Verified Answers, 100%
Score Guarantee Pass (Latest 2025)
Always _____ a piece of equipment before attempting a repair
- Correct Answers ✅Lockout/Tagout
Never Tamper with a ____ on a chlorine cylinder - Correct
Answers ✅fusible plug
Chlorine gas is _____ times heavier than air. - Correct
Answers ✅2.5
one volume of liquid chlorine produces ____ Volumes of
gaseous chlorine under pressure - Correct Answers ✅460
Always Change the ______ when changing a chlorine cylinder -
Correct Answers ✅Lead Washer
Always first _________ to a chlorine cylinder before changing
the cylinder - Correct Answers ✅turn off the valve
Always make certain 150-lbs Chlorine cylinders are stored
_____ - Correct Answers ✅Upright and secured
When transporting a chlorine cylinder always use a _____ -
Correct Answers ✅Hand truck