TDG Self Check #6

Welcome to your TDG Self Check #6

Class 2 is broken into how many divisions?
What are the names of the class 4 divisions
How many divisions are there for Class 1?
How many compatible groups are there for class 1?
What is the class number for flammable liquids?
What is the class number for flammable gases?
Which dangerous good has its own label and placard?