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2. HAZMAT Class 9 Miscellaneous - Wikipedia

   en.wikipedia.org/wiki/HAZMAT_Class_9_Miscellaneous

   Any material that meets the definition in 49 CFR 171.8 for an elevated temperature material, a hazardous substance, a hazardous waste, or a marine pollutant. A new sub-class, class 9A, has been in effect since January 1, 2017. This is limited to the labeling of the transport of lithium batteries.

3. Hazardous Materials Transportation Act - Wikipedia

   en.wikipedia.org/wiki/Hazardous_Materials...

   A hazardous material, as defined by the Secretary, is any particular quantity or form of a material that may pose an unreasonable risk to health and safety or property during transportation in commerce. [7] This includes materials that are explosive, radioactive, infectious, flammable, toxic, oxidizing, or corrosive.

4. HAZMAT Class 8 Corrosive substances - Wikipedia

   en.wikipedia.org/wiki/HAZMAT_Class_8_Corrosive...

   HAZMAT Class 8 placard on a truck in Canada. 454 kg (1001 lbs) or more gross weight of a corrosive material. Although the corrosive class includes both acids and bases, the hazardous materials load and segregation chart does not make any reference to the separation of various incompatible corrosive materials from each other.

5. UN Recommendations on the Transport of Dangerous Goods

   en.wikipedia.org/wiki/UN_Recommendations_on_the...

   "Dangerous goods" (also known as "hazardous materials" or "HAZMAT" in the United States) may be a pure chemical substance (e.g. TNT, nitroglycerin), mixtures (e.g. dynamite, gunpowder) or manufactured articles (e.g. ammunition, fireworks). The transport hazards that they pose are grouped into nine classes, which may be subdivided into divisions ...

6. HAZMAT Class 6 Toxic and infectious substances - Wikipedia

   en.wikipedia.org/wiki/HAZMAT_Class_6_Toxic_and...

   The packing group of Division 6.1 materials shall be as assigned in Column 5 of the 49CFR 172.101 Table. When the 49CFR 172.101 Table provides more than one packing group or hazard zone for a hazardous material, the packing group and hazard zone shall be determined by applying the following criteria: 1.

7. Dangerous goods - Wikipedia

   en.wikipedia.org/wiki/Dangerous_goods

   Following the UN model, the DOT divides regulated hazardous materials into nine classes, some of which are further subdivided. Hazardous materials in transportation must be placarded and have specified packaging and labelling. Some materials must always be placarded, others may only require placarding in certain circumstances. [23]