Guidance
The risks posed by exposure to inerting gases in the open air
The risks posed by exposure to inerting gases in the open air
- HSE
- Guidance
- Offshore Information Sheet 4/2008
- Hazardous SubstancesOccupational Health
- Hazardous substancesLoss of containmentOxygen deficiency
- Inspection and maintenance
- Process pipework and pipelines
- Emergency responseRisk assessment
Summary
This information sheet explains how inerting gases can endanger workers even outdoors, drawing on an offshore maintenance accident. It distinguishes oxygen displacement from toxic effects and describes cryogenic liquid hazards, including risks from water sprays. It recommends assessment of transport, storage and use, and suitable emergency response procedures.
Classifications: Hazardous substances; hazardous chemicals; chemical exposure.
Classifications: Loss of containment; containment loss.
Classifications: Oxygen deficiency; oxygen deficient; oxygen displacement; oxygen depletion.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Process pipework and pipelines; process piping.
Classifications: Emergency response; emergency preparedness.
Classifications: Risk assessment; hazard assessment.
Offshore Information Sheet 4/2008. Themes: hazardous substances, occupational health.