- 12.1 Size and Orientation
- 12.2 Label and Placard Guidelines
- 12.3 Class 1 - Explosives
- 12.4 Class 2 - gases
- 12.5 Class 3 - Flammable Liquids
- 12.6 Class 4 - Flammable Solids
- 12.7 Class 5, Oxidizing Substances and Organic Peroxides
- 12.8 Class 6 - Toxic and Infectious Substances
- 12.9 Class 7 - Radioactive Materials
- 12.10 Class 8 - Corrosives
- 12.11 Class 9 - Miscellaneous
- 12.12 Other Placards