Safety Flash
Breathing gas contamination
Breathing gas contamination
- IMCA
- Safety Flash
- IMCA SF 01/06
- DivingHazardous Substances
- Hazardous substances
- Diving operations
- Gas cylinderGas detector
- Contractor managementIndependent audit and verification
- Vessel
Summary
Routine testing after a vessel gas transfer identified carbon dioxide contamination in three cylinders of diver breathing gas. Chromatographic analysis and onboard inspection followed. The flash describes differing supplier and company purity limits, removal of the supplier from the approved list, and a new requirement for independent laboratory certification.
Classifications: Hazardous substances; hazardous chemicals; chemical exposure.
Classifications: Diving operations; diving; commercial diving.
Classifications: Gas cylinder; compressed gas bottle; gas cylinders.
Classifications: Gas detector; gas monitor; gas detection instrument.
Classifications: Contractor management; contractor assurance.
Classifications: Independent audit and verification.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
Carbon dioxide contamination was detected in cylinders of breathing gas, prompting supplier removal and independent certification requirements.
IMCA SF 01/06. Themes: diving, hazardous substances.