DOT Class 4 Division 1 materials are classified as flammable solids that can ignite readily under normal conditions. This category includes substances that may cause fire through friction, moisture absorption, or spontaneous chemical change. Examples include certain types of metals, such as magnesium, and some organic materials. Proper handling and transportation regulations are essential to mitigate risks associated with these materials.
DOT class 6 division 1 materials consist of poisonous materials.
DOT division 4.1 is for flammable solids.
Poisonous materials are found in DOT division 6.1.
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.
Explosive materials are in DOT hazard class 1.
Class 4 division 1 (more properly called Division 4.1) is for flammable solids.
DOT Class 2, Division 1 (more properly called Division 2.1) is for flammable gases.
DOT Hazard Class 4 is for flammable solids such as magnesium metal.
Explosive materials
Class 4 division 1 (more properly called Division 4.1) is for flammable solids.
DOT Division 2.2 is for nonflammable compressed gases.
Flammable Solid