Hazard Class 4 (flammable solids) consists of:
Hazard class 4 is Flammable Solids.
DOT Hazard Class 4 is for flammable solids such as magnesium metal.
Class 4 Division 1 (more properly called Division 4.1) is for flammable solids.
Class 4 division 1 (more properly called Division 4.1) is for flammable solids.
Explosives that have no explosive hazard are not explosives. Materials that have a fire hazard but no explosive hazard are Class 2 if they are gasses, class 3 if they are liquids, and class 4 if they are solids.
Class 4 division 3 (more properly called Division 4.3) is a Dangerous When Wet Material.
Class 4 Division 2, more often called Division 4.2, is for spontaneously combustible materials
Class 4: Flammable Solids, Spontaneously Combustible Materials, and Water-Reactive Substances
DOT Division 2.2 is for nonflammable compressed gases.
flammable solid
Flammable Solid
Class 4 division 1 (more properly called Division 4.1) is for flammable solids.