Class 2 Dangerous Goods

Dangerous Goods which are classed as Class 2 gases are defined by dangerous goods regulations as substances which have a vapour pressure of 300 kPa or greater at 50°c or which are completely gaseous at 20°c at standard atmospheric pressure, and items containing these substances.The class encompasses compressed, liquefied, dissolved, refrigerated liquefied and mixtures of one or more types of gas with one or more vapours of substances of other classes, articles charged with a gas and aerosols.
2.1: Flammable2.2: Non-flammable, non-toxic2.3: Toxic

Reason For Regulation
Gases are capable of posing serious hazards due to their flammability, potential as asphyxiants, ability to oxidize and/or their toxicity or corrosiveness to humans.

Commonly Transported Types of Gas
Compressed air
Hydrocarbon gas-powered devices
Fire extinguishers
Gas cartridges
Fertilizer ammoniating solution
Insecticide gases
Refrigerant gases
Acetylene / Oxyacetylene
Carbon dioxide
Helium / helium compounds
Hydrogen / hydrogen compounds
Oxygen / oxygen compounds
Nitrogen / nitrogen compounds
Natural gas
Oil gas
Petroleum gases
Dimethyl ether
Propene / propylene

Classifications of all dangerous goods can be found HERE

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