OSFMFRP02 – Flame Retardant Wood
Treatment Mock Exam | Questions And
Answers With Verified Rationales 2026/27
Digital Pdf Download
1. What is the primary purpose of flame retardant treatment for wood?
A. Improve wood color only
B. Reduce flame spread and ignition potential
C. Increase moisture absorption
D. Eliminate need for inspections
Answer: B. Reduce flame spread and ignition potential
Rationale: Flame retardant treatments improve fire resistance
characteristics of wood materials.
2. Before applying flame retardant treatment, wood surfaces should be:
A. Wet and dirty
B. Clean and dry
C. Covered with oil
D. Frozen
Answer: B. Clean and dry
,Rationale: Proper surface preparation improves penetration and adhesion.
3. Which document provides hazard and handling information for
treatment chemicals?
A. Payroll form
B. Safety Data Sheet (SDS)
C. Building sketch
D. Shipping receipt
Answer: B. Safety Data Sheet (SDS)
Rationale: SDS documents provide essential safety and emergency
information.
4. Which PPE is commonly required during wood treatment application?
A. Respirator and gloves
B. Sandals only
C. Jewelry
D. Loose clothing
Answer: A. Respirator and gloves
Rationale: PPE protects workers from chemical exposure.
5. Flame retardant treated wood is primarily intended to:
,A. Prevent all fire damage permanently
B. Slow combustion and flame spread
C. Replace sprinkler systems
D. Increase electrical conductivity
Answer: B. Slow combustion and flame spread
Rationale: Treated wood delays ignition and reduces fire growth.
6. Which factor most affects penetration of flame retardant chemicals into
wood?
A. Moisture content
B. Paint color
C. Worker age
D. Building height
Answer: A. Moisture content
Rationale: Excess moisture may interfere with absorption of treatment
chemicals.
7. What should be verified before using treatment chemicals?
A. Product compatibility with wood type
B. Worker favorite brand
C. Building ownership
D. Furniture placement
, Answer: A. Product compatibility with wood type
Rationale: Different wood species may require specific treatment products.
8. Which fire class involves ordinary combustibles like wood and paper?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: A. Class A
Rationale: Wood products are categorized as Class A combustibles.
9. Which application method is commonly used for flame retardant wood
treatment?
A. Spraying
B. Welding
C. Sandblasting only
D. Hammer drilling
Answer: A. Spraying
Rationale: Spraying allows even distribution over wood surfaces.
10. Why is ventilation important during application?
Treatment Mock Exam | Questions And
Answers With Verified Rationales 2026/27
Digital Pdf Download
1. What is the primary purpose of flame retardant treatment for wood?
A. Improve wood color only
B. Reduce flame spread and ignition potential
C. Increase moisture absorption
D. Eliminate need for inspections
Answer: B. Reduce flame spread and ignition potential
Rationale: Flame retardant treatments improve fire resistance
characteristics of wood materials.
2. Before applying flame retardant treatment, wood surfaces should be:
A. Wet and dirty
B. Clean and dry
C. Covered with oil
D. Frozen
Answer: B. Clean and dry
,Rationale: Proper surface preparation improves penetration and adhesion.
3. Which document provides hazard and handling information for
treatment chemicals?
A. Payroll form
B. Safety Data Sheet (SDS)
C. Building sketch
D. Shipping receipt
Answer: B. Safety Data Sheet (SDS)
Rationale: SDS documents provide essential safety and emergency
information.
4. Which PPE is commonly required during wood treatment application?
A. Respirator and gloves
B. Sandals only
C. Jewelry
D. Loose clothing
Answer: A. Respirator and gloves
Rationale: PPE protects workers from chemical exposure.
5. Flame retardant treated wood is primarily intended to:
,A. Prevent all fire damage permanently
B. Slow combustion and flame spread
C. Replace sprinkler systems
D. Increase electrical conductivity
Answer: B. Slow combustion and flame spread
Rationale: Treated wood delays ignition and reduces fire growth.
6. Which factor most affects penetration of flame retardant chemicals into
wood?
A. Moisture content
B. Paint color
C. Worker age
D. Building height
Answer: A. Moisture content
Rationale: Excess moisture may interfere with absorption of treatment
chemicals.
7. What should be verified before using treatment chemicals?
A. Product compatibility with wood type
B. Worker favorite brand
C. Building ownership
D. Furniture placement
, Answer: A. Product compatibility with wood type
Rationale: Different wood species may require specific treatment products.
8. Which fire class involves ordinary combustibles like wood and paper?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: A. Class A
Rationale: Wood products are categorized as Class A combustibles.
9. Which application method is commonly used for flame retardant wood
treatment?
A. Spraying
B. Welding
C. Sandblasting only
D. Hammer drilling
Answer: A. Spraying
Rationale: Spraying allows even distribution over wood surfaces.
10. Why is ventilation important during application?
