IMO Reference Guide
Comprehensive reference for International Maritime Organization (IMO) dangerous goods classification and IMDG Code requirements.
Class 1: Explosives
Subclass 1.1: Explosives
Consists of explosives that have a mass explosion hazard. A mass explosion is one which affects almost the entire load instantaneously.
Common Examples:
Subclass 1.2: Explosives
Consists of explosives that have a projection hazard but not a mass explosion hazard.
Common Examples:
Subclass 1.3: Explosives
Consists of explosives that have a fire hazard and either a minor blast hazard or a minor projection hazard or both.
Common Examples:
Subclass 1.4: Explosives
Consists of explosives that present a minor explosion hazard. Confined to the package and not expected to project fragments.
Common Examples:
Subclass 1.5: Blasting Agents
Very insensitive explosives. This division comprises substances which have a mass explosion hazard but are so insensitive that there is very little probability of initiation.
Common Examples:
Subclass 1.6: Extremely Insensitive
Extremely insensitive articles which do not have a mass explosive hazard.
Common Examples:
Classification of Dangerous Goods
For all modes of transport (sea, air, rail, road and inland waterways) the classification (grouping) of dangerous goods, by type of risk involved, has been drawn up by the UNITED NATIONS Committee of Experts on the Transport of Dangerous Goods (UN).