CETP Pre-Certification Review Exam Questions & Answers
| Latest Already Graded A+ UPDATE 2025|2026!!
A. Nitrogen, pressure, and heat
The three ingredients B. Fuel, oxygen, and an ignition source
necessary for combustion are: C. Gas, Liquid, and a solid
D. Vapor, flame, and air
A. 1 part propane to 24 parts air
Propane burns most B. 10 parts propane to 20 parts air
efficiently at which gas-air C. 25 parts propane to 15 parts air
mixture? D. 50 parts propane to 5 parts air
A. Excessive heat production
Incomplete combustion of B. Conversion of propane to oxygen
propane results in: C. Inefficient use of fuel and harmful byproducts
D. Inability of the propane to burn
Complete propane A. Carbon dioxide, ethanol, and ash
combustion result sin the B. Oxygen, nitrogen, and smoke
production of water vapor C. Carbon monoxide, aldehydes, and soot
and carbon dioxide, while D. Oxygen, propylene, and carbon
incomplete propane
combustion produces:
A. Pinkish, sweet-smelling, and thick
B. Bitter-tasting with an acrid smell
Carbon monoxide gas is:
C. Foggy, damp, and funny-smelling
D. Odorless, colorless, and tasteless
A. The customer complains of headache, nausea, and
water condensation on the windows
Indications that carbon B. The customer's house is warm and very dry
monoxide may be present in a C. The customer is pleased that houseplants are growing better
customer's residence include than usual
D. The customer is anxious and nervous
, A. Static electricity is annoying, but no riskto igniting propane gas
Which of the following is a
safe practice B. Smoking is not permitted near propane gas as it may ignite the
gas
that employees must follow
C. Smoking is a safe practice because propane must be an act
when working with propane?
mix to ignite
D. Safety risks are low because an open flame is the only way to
ignite porpane
Which organization sets A. The National Propane Gas association (NPGA)
the standard for the B. The American Society for Mechanical Engineers (ASME)
manufacturing of propane C. The Department of Transportation (DOT)
D. The National Fire Protection Association (NFPA)
tanks and the pressure
relief valves used in those
tanks?
A. Federal government
Which organization develops
B. State Department of Transportation (DOT)
standards for propane
C. National Fire Protection Agency (NFPA)
storage, handling, and
D. Factory Mutual Research Corporation (FMRC)
installation?
A. Code of Federal Regulations (CFR)
Federal rules and regulations
for the B. General Provision Guidelines (GPG)
propane industry are C. LP-Gas Handbook (LPH)
D. National Petroleum Rulebook (NPR)
published in which document?
A. Wear short-sleeved shirts to avoid overheating
Which of the following is a B. Wear soft sneakers when delivering cylinders
correct use of personal C. Wear gloves when transferring liquid propane
protective equipment? D. Wear hearing protection at all times especially when driving
A. A C-rated fire extinguisher in a plastic carrier
B. A water fire extinguisher of a minimum 50 lb
All propane delivery vehicles
C. At least 3 fire extinguishers of different types
must carry:
D. A fire extinguisher with a minimum rating of 18 B:C
A. Weekly for serviceability with a daily visual check
The fire extinguisher on B. Monthly for serviceability with a weekly visual check
propane delivery vehicles C. Annually for serviceability with a monthly visual check
must be inspected: D. Upon installation for serviceability with an annual visual check
A. Dikes
Bulk propane storage tanks B. Saddles
are supported on firm, C. Beams
fireproof foundations D. Risers
called:
| Latest Already Graded A+ UPDATE 2025|2026!!
A. Nitrogen, pressure, and heat
The three ingredients B. Fuel, oxygen, and an ignition source
necessary for combustion are: C. Gas, Liquid, and a solid
D. Vapor, flame, and air
A. 1 part propane to 24 parts air
Propane burns most B. 10 parts propane to 20 parts air
efficiently at which gas-air C. 25 parts propane to 15 parts air
mixture? D. 50 parts propane to 5 parts air
A. Excessive heat production
Incomplete combustion of B. Conversion of propane to oxygen
propane results in: C. Inefficient use of fuel and harmful byproducts
D. Inability of the propane to burn
Complete propane A. Carbon dioxide, ethanol, and ash
combustion result sin the B. Oxygen, nitrogen, and smoke
production of water vapor C. Carbon monoxide, aldehydes, and soot
and carbon dioxide, while D. Oxygen, propylene, and carbon
incomplete propane
combustion produces:
A. Pinkish, sweet-smelling, and thick
B. Bitter-tasting with an acrid smell
Carbon monoxide gas is:
C. Foggy, damp, and funny-smelling
D. Odorless, colorless, and tasteless
A. The customer complains of headache, nausea, and
water condensation on the windows
Indications that carbon B. The customer's house is warm and very dry
monoxide may be present in a C. The customer is pleased that houseplants are growing better
customer's residence include than usual
D. The customer is anxious and nervous
, A. Static electricity is annoying, but no riskto igniting propane gas
Which of the following is a
safe practice B. Smoking is not permitted near propane gas as it may ignite the
gas
that employees must follow
C. Smoking is a safe practice because propane must be an act
when working with propane?
mix to ignite
D. Safety risks are low because an open flame is the only way to
ignite porpane
Which organization sets A. The National Propane Gas association (NPGA)
the standard for the B. The American Society for Mechanical Engineers (ASME)
manufacturing of propane C. The Department of Transportation (DOT)
D. The National Fire Protection Association (NFPA)
tanks and the pressure
relief valves used in those
tanks?
A. Federal government
Which organization develops
B. State Department of Transportation (DOT)
standards for propane
C. National Fire Protection Agency (NFPA)
storage, handling, and
D. Factory Mutual Research Corporation (FMRC)
installation?
A. Code of Federal Regulations (CFR)
Federal rules and regulations
for the B. General Provision Guidelines (GPG)
propane industry are C. LP-Gas Handbook (LPH)
D. National Petroleum Rulebook (NPR)
published in which document?
A. Wear short-sleeved shirts to avoid overheating
Which of the following is a B. Wear soft sneakers when delivering cylinders
correct use of personal C. Wear gloves when transferring liquid propane
protective equipment? D. Wear hearing protection at all times especially when driving
A. A C-rated fire extinguisher in a plastic carrier
B. A water fire extinguisher of a minimum 50 lb
All propane delivery vehicles
C. At least 3 fire extinguishers of different types
must carry:
D. A fire extinguisher with a minimum rating of 18 B:C
A. Weekly for serviceability with a daily visual check
The fire extinguisher on B. Monthly for serviceability with a weekly visual check
propane delivery vehicles C. Annually for serviceability with a monthly visual check
must be inspected: D. Upon installation for serviceability with an annual visual check
A. Dikes
Bulk propane storage tanks B. Saddles
are supported on firm, C. Beams
fireproof foundations D. Risers
called:
