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Module 1: Regulations - International Association of Fire Fighters

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IAFF Training for Hazardous Materials: Technician© Student Text<br />

HAZARD CLASSES<br />

Hazard Class Hazard Class Hazard Class/ Hazard Division<br />

Description Division Description<br />

1 Explosives 1.1 Mass Explosion Hazard<br />

1.2 Projection Hazard<br />

1.3 <strong>Fire</strong> Hazard<br />

1.4 No Blast Hazard<br />

1.5 Insensitive Explosive<br />

1.6 Extremely Insensitive Explosive<br />

2 Compressed Gases 2.1 Flammable<br />

2.2 Non-Flammable and Non-Poisonous<br />

2.3 Poisonous<br />

3 Flammable Liquid NO DIVISIONS<br />

4 Flammable Solid 4.1 Flammable Solids<br />

4.2 Spontaneously Combustible<br />

4.3 Dangerous When Wet<br />

5 Oxidizers 5.1 Oxidizers<br />

5.2 Organic Peroxides<br />

6 Poisons 6.1 Poisons<br />

6.2 Etiologic Agents<br />

7 Radioactive NO DIVISIONS<br />

8 Corrosives NO DIVISIONS<br />

9 Misc. Hazards NO DIVISIONS<br />

In addition to hazard class and division, a packing group and hazard zone system is used to<br />

1-26 <strong>Module</strong> 1: <strong>Regulations</strong>

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