ASTTBC RFPT — Portable Fire Extinguishers (EX) · Question
Which specific designation is used for an extinguisher tested and found suitable for fires involving combustible metals such as magnesium or sodium?
NFPA 10, Section 3.3.4.4 defines Class D fires as fires in combustible metals, such as magnesium, titanium, zirconium, sodium, lithium, and potassium.
Start free practice for ASTTBC RFPT — Portable Fire Extinguishers (EX)
30 questions · no signup required · 40 free questions per day
Question: Which specific designation is used for an extinguisher tested and found suitable for fires involving combustible metals such as magnesium or sodium?
Answer options: ✅ Class D
- Class M
- Class B Special
- Class K
Correct answer: Class D
Explanation: NFPA 10, Section 3.3.4.4 defines Class D fires as fires in combustible metals, such as magnesium, titanium, zirconium, sodium, lithium, and potassium.
Start free practice for ASTTBC RFPT — Portable Fire Extinguishers (EX)
30 questions · no signup required · 40 free questions per day
More about ASTTBC RFPT — Portable Fire Extinguishers (EX)
Related Questions
- Under NFPA 10, what is the 'Light Hazard' (Low) requirement for the maximum travel distance to a Class A fire
- According to NFPA 10, what is the maximum permissible interval for the internal examination and maintenance of
- Which specific standard must be followed when performing hydrostatic testing on fire extinguisher cylinders in
- A dry chemical stored-pressure fire extinguisher was manufactured in 2018. According to NFPA 10, in what year
- Per ASTTBC RFPT professional practice, what action must a technician take if they encounter a fire extinguishe
- During the inspection of a carbon dioxide (CO2) extinguisher, the technician finds the shell has a small dent.
More for ASTTBC RFPT — Portable Fire Extinguishers (EX) candidates
Study guides
FAQs
Question explanations
- Under NFPA 10, what is the 'Light Hazard' (Low) requirement for the maximum travel distance to a Class A fire
- According to NFPA 10, what is the maximum permissible interval for the internal examination and maintenance of
- Which specific standard must be followed when performing hydrostatic testing on fire extinguisher cylinders in
- A dry chemical stored-pressure fire extinguisher was manufactured in 2018. According to NFPA 10, in what year
Ready to practice?
Free, no signup required. Build a wrong-question list as you go.
Start Free ASTTBC RFPT — Portable Fire Extinguishers (EX) Practice →Related courses
Other Canadian certifications candidates often prepare for alongside this one.