European agreements and regulations

The ADR (Accord relatif au transport international de marchandises dangereuses par route) is the European treaty that relates to the transport of dangerous goods and substances by road and contains various agreements and regulations.

The following types of hazardous substances are identified:

1 Explosive substances and articles
2  Gases
3 Flammable liquids
4.1 Flammable solids
4.2 Substances liable to spontaneous combustion
4.3 Substances which, in contact with water, emit flammable gases
5.1 Oxidising substances
5.2 Organic peroxides
6.1 Toxic substances
6.2 Infectious substances
7 Radioactive material
8 Corrosive substances
9 Miscellaneous dangerous substances and articles
9.9 Class unknown