Hazard class 4 is Flammable Solids.
It is DOT class 8.
In the US Department of Transportation Hazard Classification, and in all other such regulations around the world, Hazard Class 6 is for Poisonous Material. Hazard Class 6 contains Divisions: 6.1 - poisonous materials 6.2 - infectious substances
Hazard Class 7 is for radioactive materials.
class 8 of the DOT hazard classification contains:
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
DOT class 8 are corrosive.
class 8 of the DOT hazard classification contains?
The DOT hazard classification system can be used to identify acute hazards.
color of the label or placard
The DOT classification for Spontaneously Combustible material is Division 4.2
three pieces of information on shipping papers