| # Class 2 | Gases: Compressed Liquefied or Dissolved under Pressure |
|---|---|
| 2.1 | Flammable gases Ex : Certain Aerosols, Starting Fluids, Butane, Propane, Acetylene, Hydrogen and Cigarette Lighters |
| 2.2 | Non-Flammable gases Ex : Oxygen, Nitrogen, Neon |
| 2.3 | Toxic gases Ex : Fluorine, Chlorine, Hydrogen Cyanide. |