Fire Triangle

Oxygen (Air) Sources

  • Planned Introduction of Air
    • Air-based operations
    • Air Purging
  • Unplanned Introduction of Air
    • Operations that create a vacuum
    • Pockets of air created during the installation and servicing of equipment
    • Oxidizers
    • Chemical Reactions
    • On-Site Generated Nitrogen

Heat/Energy (Ignition) Sources

  • Hot Work
  • Electric Arcs and Sparks
  • Static Electricity
  • Hot Surfaces
  • Friction and Mechanical Sparks
  • Chemical Action and Sparks
  • Spontaneous Combustion
  • Pyrophores (i.e. iron sulphide)
  • Pressure/Compression
  • Ignition (Dieseling)
  • Sudden Decompression
  • Catalytic Reactions

Gases

  • Natural Gas
  • Hydrogen Sulphide
  • LPG Gasses (Including propane and butane)

Liquids/Vapours

  • Crude oil/Condensate
  • NGL liquids
  • Gasoline, Diesel & other fuels
  • Methanol

Chemicals

  • Solvents and cleaning agents
  • Special compounded hydraulic fluids & lubricants

Solids

  • Lubricants
  • Sealants
  • Packings
  • Paints and Coatings