IAFF HazMat Exam Actual questions and answers 2025/2026 Newest

IAFF HazMat Exam Actual questions and
answers 2025/2026 Newest
There are four basic clues that can help you recognize the presence of hazardous materials: -
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Correct Answers : the occupancy and location of a fixed facility;
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placards, labels, and markings; Il` Il` Il` Il`




the shape and design of the containers involved;
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and shipping papers or facility documents.
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Il` DOT placards are diamond-shaped signs _____ inches on each side) that generally must be affixed
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Il` on each side and each end of vehicles · carrying hazardous materials - Correct Answers (10-3/4
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Il` Certain categories of materials must always be placarded with their primary hazard placards,
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Il` regardless of the amount being transported. These are referred to as "Table 1 materials" because
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Il` they appear in Table 1 of the placarding section of the Code of Federal Regulations. These
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Il` categories are: - Correct Answers • Explosives 1.1 Il` Il` Il` Il` Il` Il` Il` Il` Il` Il` Il`




• Explosives 1.2
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• Explosives 1.3
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• Poison Gas (class 2.3)
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• Dangerous When Wet (class 4.3)
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, • Poison (class 6.1, those poisons that are inhalation hazards only)
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• Radioactive (class 7, those substances in Radioactive Ill packaging only)
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Il` DOT ______ are 4-inch diamonds (or smaller, for cylinders) affixed to non bulk packages of
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Il` hazardous materials - Correct Answers labels
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Il` placard or label Background Color = Orange - Correct Answers indicates explosive
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Il` placard or label Background Color = Red - Correct Answers indicates flammable/combustible
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Il` placard or label Background Color = Red with white band in center - Correct Answers indicates
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Il` "dangerous"



Il` placard or label Background Color = Green - Correct Answers indicates nonflammable gas
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Il` placard or label Background Color = White over Red - Correct Answers indicates spontaneously
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Il` combustible



Il` placard or label Background Color = White - Correct Answers indicates poisonous material
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Il` placard or label Background Color = White with vertical red stripes - Correct Answers indicates
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Il` flammable solid Il`




Il` placard or label Background Color = Yellow - Correct Answers indicates oxidizer (including
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Il` oxygen) or organic peroxide
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