What materials are found in DOT class 4 division 1?
DOT division 4.1 is for flammable solids.
The DOT (Department of Transportation) class for radioactive materials is Hazardous. The specific Hazard number will be determined by the exact name of the radioactive materials. Special permits and placarding are needed for vehicles carrying hazardous materials. The DOT class is categorized into 9 classes according to hazardous materials transportation. Class 7 is the general DOT class for radioactive materials.
There is no such thing as a Class 3.1, or a Division 3.1 in the DOT scheme of classifying hazardous materials. The International Maritime Dangerous Goods Code used to use a Division 3.1 for the most flammable of flammable liquids, but that was removed from the code more than 10 years ago. At present, hazardous materials may be described simply as "Class 3" if they meet the definition of flammable liquids.
Class 1 - Explosives Class 2, Division 1 - Flammable gas Class 2, Division 2 - Non-flammable, non-toxic, non-poisonus gas Class 2, Division 3 - Poisonus gas Class 3 - Flammable Liquid - toluene Class 4, Division 1 - Flammable solid Class 4, Division 2 - Spontaneiously combustible material Class 4, Division 3 - Dangerous when wet material Class 5 - Oxidizers and Organic Peroxides Class 6, Division 1 - Poisonous - Arsenic Class 6…