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IATA Class 1 Primary Hazards

All explosive articles, substances, and devices should be considered an extreme hazard if they are involved in a fire. Potential hazards of explosive articles and substances include:

  • Thermal heat
  • Projectiles - may project fragments up to 1,600 m (or 1 mile)
  • Fire - may be ignited by heat, sparks, flame, friction, or shock
  • Toxic - fire may produce irritating, corrosive, or toxic gases
  • Blasts

The characteristics of an explosion depend on the following parameters:

  • Ambient temperature
  • Ambient pressure
  • Composition of the explosive material
  • Nature of the ignition source
  • Surrounding area
  • Amount of combustible material
  • Time before ignition
  • Rate of combustion

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