FDNY W97 Fumigation And Insecticidal Fogging Exam Practice Test Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A

FDNY W97 Fumigation And Insecticidal
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Fogging Exam Practice Test Questions And C v v v v v v




orrect Answers (Verified Answers) Plus Ratio
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nales 2026 Q&A | Instant Download Pdf
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(Covers FDNY Fire Code, fire safety procedures, fumigation operations, permit
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s, PPE, and emergency response.)
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1. What is the main purpose of the FDNY W-97 Certificate of Fitness?
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A. To allow handling of pesticides only
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B. To supervise and ensure safety during fumigation and insecticidal f
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ogging operations v




C. To sell fumigation products
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D. To perform building inspections
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Rationale: The W- v v




97 certificate ensures that an individual is trained and authorized to sa
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fely supervise fumigation and insecticidal fogging operations per FDN
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Y regulations.
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,2. Which FDNY code governs fumigation and insecticidal fogging a
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ctivities?
A. FC 401 v




B. FC 105 and FC 1507
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C. FC 107 v




D. FC 503 v




Rationale: FDNY Fire Code Sections 105 and 1507 cover permit require
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ments and safety rules for fumigation and insecticidal fogging.
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3. A permit from FDNY is required when fumigation is performed with w
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hich of the following?
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A. Soap and water v v




B. Vinegar solution v




C. Any toxic or flammable fumigant
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D. Compressed air only v v




Rationale: FDNY requires permits for fumigation involving any hazard
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ous or flammable materials to prevent fire and health hazards.
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,4. Before a fumigation operation, what must be posted at all entrances?
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A. Cleaning schedule v




B. Company license v




C. Warning signs indicating fumigation in progress
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D. Employee ID list v v




Rationale: Warning signs alert personnel and the public of toxic conditions
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v and restricted access during fumigation.
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5. How long must warning signs remain posted after fumigation?
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A. Until the area looks safe
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B. For 1 hour after completion
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C. Until the space has been tested and declared safe for re-entry
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D. Only during gas release
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Rationale: Signs must remain until testing confirms no hazardous concent
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ration remains in the air.
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6. What must be done to HVAC systems before fumigation begins?
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A. Increase airflow v




B. Shut down and seal all air handling systems
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C. Replace filters v




D. Run ventilation fans
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Rationale: HVAC systems must be shut down and sealed to prevent fu
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migants from spreading to other areas.
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, 7. What is the first step before starting any fumigation?
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A. Spray insecticide v




B. Open all vents v v




C. Evacuate all occupants and animals v v v v




D. Check humidity v




Rationale: The area must be cleared of people and animals to prevent
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exposure to toxic gases. v v v




8. What must the certificate holder do before releasing fumigant?
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A. Eat or drink
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B. Notify FDNY and building management
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C. Open windows v




D. Turn on sprinklers
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Rationale: FDNY and the property owner/manager must be notified befor
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e fumigation to ensure safety coordination.
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9. How many fire extinguishers must be available during fumigation?
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A. None required v




B. One per room
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C. At least one portable extinguisher readily accessible at each l
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ocation