Hazardous Cargo Classes.
Hazard Class 1: Explosives
- Division 1.1: Explosives with a mass explosion hazard
- Division 1.2: Explosives with a projection hazard
- Division 1.3: Explosives with predominantly a fire hazard
- Division 1.4: Explosives with no significant blast hazard
- Division 1.5: Very insensitive explosives
- Division 1.6: Extremely insensitive explosive articles
Hazard Class 2: Gases
- Division 2.1: Flammable gases
- Division 2.2: Non-flammable gases
- Division 2.3: Poison gases
- Division 2.4: Corrosive gases
Hazard Class 3: Flammable liquids
- Division 3.1: Flashpoint below -18°C(0°F)
- Division 3.2: Flashpoint below -18°C and above, but less than 23°C(73°F)
- Division 3.3: Flashpoint 23°C and up to 61°C(141°F)
Hazard Class 4: Flammable solids, spontaneously combustible materials, and materials that are dangerous when wet
- Division 4.1: Flammable solids
- Division 4.2: Spontaneously combustible materials
- Division 4.3: Materials that are dangerous when wet
Hazard Class 5: Oxidizers and organic peroxides
- Division 5.1: Oxidizers
- Division 5.2: Organic peroxides
Hazard Class 6: Poisons and etiologic materials
- Division 6.1: Poisonous materials
- Division 6.2: Etiologic(infectious) materials
Hazard Class 7: Radioactive material
- Any material, or combination of materials, that spontaneously gives off ionizing radiation. It has a specific activity greater than 0.002 microcuries per gram.
Hazard Class 8: Corrosives
- A material, liquid or solid, that causes visible destruction or irreversible alteration to human skin or a liquid that has a severe corrosion rate on steel or aluminum.
Hazard Class 9: Miscellaneous dangerous substances and articles
