Flammable Solid
The division sign is simple. Draw a short line similar to a dash like this - Put a dot on top of the line and put a dot under the line. That symbol indicates division.
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it is either a dash with a dot on top and bottom or a colon or a forward slash
If the numbers are separated by a multiplication symbol ( X ) then you multiply. If they are separated by a division symbol ( / or a short horizontal line with a dot above and a dot below), Then you divide.
DOT class 6 division 1 materials consist of poisonous materials.
Poisonous materials are found in DOT division 6.1.
DOT Class 3 is for flammable liquids, but there is no subdivision of the class so there is no division 3 for this class.
Dangerous When Wet materials are in Division 4.3
DOT Class 2, Division 1 (more properly called Division 2.1) is for flammable gases.
There is no Class 3 Division 2; Class three has no subdivisions.
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
Division 2.3 is for poisonous gases.
DOT hazard Class 8 contains corrosive materials such as acids and bases.
Explosive materials are in DOT hazard class 1.