NFPA 10 LATEST UPDATED ACTUAL
EXAM 2026 REAL EXAM WITH 100
CORRECT QUESTIONS AND
ANSWERS NEWEST VERSION
What is the purpose of NFPA 10?
Answer: To establish standards for selection, installation,
inspection, maintenance, and testing of portable fire
extinguishers.
Rationale: NFPA 10 exists to ensure extinguishers
function properly and are used effectively for fire
protection.
,Which classes of fire are addressed in NFPA 10?
Answer: Class A, B, C, D, and K.
Rationale: NFPA 10 covers all common fire types involving
solids, liquids, energized equipment, metals, and cooking
oils.
What type of fire involves ordinary combustibles such as
wood and paper?
Answer: Class A.
Rationale: Class A fires involve common solid materials
that leave ash.
Which fire class involves flammable liquids and gases?
Answer: Class B.
Rationale: Class B fires include gasoline, oil, solvents, and
similar fuels.
, Fires involving energized electrical equipment fall under
which class?
Answer: Class C.
Rationale: Class C fires involve electrical energy and
require nonconductive extinguishing agents.
What class of fire involves combustible metals?
Answer: Class D.
Rationale: Class D fires include magnesium, sodium,
lithium, and other reactive metals.
What class of fire involves cooking oils and fats?
Answer: Class K.
Rationale: Class K fires occur in commercial cooking
environments using vegetable or animal oils.
What extinguisher rating indicates effectiveness on Class
A fires?
Answer: Numerical rating such as 2-A or 4-A.
EXAM 2026 REAL EXAM WITH 100
CORRECT QUESTIONS AND
ANSWERS NEWEST VERSION
What is the purpose of NFPA 10?
Answer: To establish standards for selection, installation,
inspection, maintenance, and testing of portable fire
extinguishers.
Rationale: NFPA 10 exists to ensure extinguishers
function properly and are used effectively for fire
protection.
,Which classes of fire are addressed in NFPA 10?
Answer: Class A, B, C, D, and K.
Rationale: NFPA 10 covers all common fire types involving
solids, liquids, energized equipment, metals, and cooking
oils.
What type of fire involves ordinary combustibles such as
wood and paper?
Answer: Class A.
Rationale: Class A fires involve common solid materials
that leave ash.
Which fire class involves flammable liquids and gases?
Answer: Class B.
Rationale: Class B fires include gasoline, oil, solvents, and
similar fuels.
, Fires involving energized electrical equipment fall under
which class?
Answer: Class C.
Rationale: Class C fires involve electrical energy and
require nonconductive extinguishing agents.
What class of fire involves combustible metals?
Answer: Class D.
Rationale: Class D fires include magnesium, sodium,
lithium, and other reactive metals.
What class of fire involves cooking oils and fats?
Answer: Class K.
Rationale: Class K fires occur in commercial cooking
environments using vegetable or animal oils.
What extinguisher rating indicates effectiveness on Class
A fires?
Answer: Numerical rating such as 2-A or 4-A.
