DOT class 6 division 1 materials consist of poisonous materials.
DOT division 4.1 is for flammable solids.
Dangerous When Wet materials are in Division 4.3
Poisonous materials are found in DOT division 6.1.
Class 4 Division 2, more often called Division 4.2, is for spontaneously combustible materials
In the DOT system for classifying hazardous materials in transportation, Class 2, Division 1 (more properly called Division 2.1) is for flammable gases, usually compressed flammable gases.
Class 4 Division 2, more often called Division 4.2, is for spontaneously combustible materials
DOT Hazard Class 4 is for flammable solids such as magnesium metal.
Explosive materials are in DOT hazard class 1.
Corrosive materials are in Class 8.DOT Hazard Class 8 for corrosives.
DOT Class 3 is for flammable liquids, but there is no subdivision of the class so there is no division 3 for this class.
Class 4 division 1 (more properly called Division 4.1) is for flammable solids.
Division 4.2 is spontaneously combustible material.