FDNY G22 CERTIFICATE OF
FITNESS: USE OF LPG/CNG
EXAM PRACTICE QUESTIONS
AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A |
INSTANT DOWNLOAD PDF
1. What is the primary hazard associated with LPG and CNG?
A. Electrical shock
B. Fire and explosion
C. Chemical burns
D. Noise hazards
LPG and CNG are highly flammable gases; the main risk is fire or
explosion if leaked.
B. Fire and explosion
2. Which agency’s regulations must be followed when using LPG or
CNG in New York City?
A. OSHA
B. FDNY
,C. EPA
D. DOT
The FDNY regulates the safe use of flammable gases within NYC.
B. FDNY
3. What should you do immediately if you detect a strong gas odor?
A. Turn on all electrical equipment
B. Evacuate and notify FDNY
C. Try to locate the leak yourself
D. Ignore it if it’s faint
Strong gas odors indicate a potential leak; safety requires evacuation
and notification of authorities.
B. Evacuate and notify FDNY
4. What is the maximum allowable distance between an LPG cylinder
and an ignition source at an outdoor event?
A. 5 feet
B. 10 feet
C. 25 feet
D. 50 feet
NFPA and FDNY standards require separation of at least 10 feet from
ignition sources.
B. 10 feet
5. How should LPG cylinders be stored?
A. Horizontally, in a closed room
B. Vertically, in a well-ventilated area
C. Underground, near heat sources
D. Tilted at 45 degrees
LPG cylinders must always be stored upright in ventilated areas to
prevent leaks and vapor accumulation.
B. Vertically, in a well-ventilated area
, 6. What is the proper method for transporting LPG cylinders?
A. On their side in a truck bed
B. Upright and secured
C. In the passenger compartment
D. Without restraints
Transporting cylinders upright and securing them prevents tipping,
leaks, and damage.
B. Upright and secured
7. What type of flame indicates a proper LPG burner operation?
A. Yellow, flickering flame
B. Blue, steady flame
C. Orange, smoky flame
D. Red, large flame
A blue, steady flame indicates complete combustion and safe operation.
B. Blue, steady flame
8. Which component is designed to prevent excessive pressure in an
LPG cylinder?
A. Valve handle
B. Pressure relief device
C. Hose connector
D. Regulator gauge
Pressure relief devices vent gas safely if pressure exceeds safe limits.
B. Pressure relief device
9. What is the purpose of a regulator when using LPG or CNG?
A. Increase gas pressure
B. Reduce gas pressure to safe levels
C. Measure gas purity
D. Cool the gas
Regulators reduce cylinder pressure to a safe level for appliances or
FITNESS: USE OF LPG/CNG
EXAM PRACTICE QUESTIONS
AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A |
INSTANT DOWNLOAD PDF
1. What is the primary hazard associated with LPG and CNG?
A. Electrical shock
B. Fire and explosion
C. Chemical burns
D. Noise hazards
LPG and CNG are highly flammable gases; the main risk is fire or
explosion if leaked.
B. Fire and explosion
2. Which agency’s regulations must be followed when using LPG or
CNG in New York City?
A. OSHA
B. FDNY
,C. EPA
D. DOT
The FDNY regulates the safe use of flammable gases within NYC.
B. FDNY
3. What should you do immediately if you detect a strong gas odor?
A. Turn on all electrical equipment
B. Evacuate and notify FDNY
C. Try to locate the leak yourself
D. Ignore it if it’s faint
Strong gas odors indicate a potential leak; safety requires evacuation
and notification of authorities.
B. Evacuate and notify FDNY
4. What is the maximum allowable distance between an LPG cylinder
and an ignition source at an outdoor event?
A. 5 feet
B. 10 feet
C. 25 feet
D. 50 feet
NFPA and FDNY standards require separation of at least 10 feet from
ignition sources.
B. 10 feet
5. How should LPG cylinders be stored?
A. Horizontally, in a closed room
B. Vertically, in a well-ventilated area
C. Underground, near heat sources
D. Tilted at 45 degrees
LPG cylinders must always be stored upright in ventilated areas to
prevent leaks and vapor accumulation.
B. Vertically, in a well-ventilated area
, 6. What is the proper method for transporting LPG cylinders?
A. On their side in a truck bed
B. Upright and secured
C. In the passenger compartment
D. Without restraints
Transporting cylinders upright and securing them prevents tipping,
leaks, and damage.
B. Upright and secured
7. What type of flame indicates a proper LPG burner operation?
A. Yellow, flickering flame
B. Blue, steady flame
C. Orange, smoky flame
D. Red, large flame
A blue, steady flame indicates complete combustion and safe operation.
B. Blue, steady flame
8. Which component is designed to prevent excessive pressure in an
LPG cylinder?
A. Valve handle
B. Pressure relief device
C. Hose connector
D. Regulator gauge
Pressure relief devices vent gas safely if pressure exceeds safe limits.
B. Pressure relief device
9. What is the purpose of a regulator when using LPG or CNG?
A. Increase gas pressure
B. Reduce gas pressure to safe levels
C. Measure gas purity
D. Cool the gas
Regulators reduce cylinder pressure to a safe level for appliances or
