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Exam CFPS Topic 4 Question 32 Discussion

Actual exam question for NFPA's CFPS exam
Question #: 32
Topic #: 4
The Class of an unstable reactive gas that readily undergoes violent chemical change at elevated temperatures and pressures is

Suggested Answer: C Vote an answer

Explanation
Class 3 unstable reactive gas is defined as a material that in itself is capable of detonation or explosive decomposition or reaction at normal temperatures and pressures with a strong initiating source or if heated under confinement. This class of gas readily undergoes violent chemical change at elevated temperatures and pressures.
References:NFPA 55: Compressed Gases and Cryogenic Fluids Code, 2016 Edition, Section
3.3.51.14.3;International Fire Code, 2015 Edition, Appendix E, Section E102.1.1

by guruhanlim05 at Dec 25, 2023, 05:03 AM

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guruhanlim05
2023-12-25 05:03:47
Class 2 Unstable Reactive Gas. A Class 2 unstable, reactive gas
is a material that readily undergoes violent chemical change at
elevated temperatures and pressures
upvoted 1 times
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