- Note that there are no visible evidences of oxygen-deficient atmospheres. They don’t have warning properties.
- Always carry an air source while entering a suspected oxygen-deficient area. Carry air-monitoring devices to measure oxygen levels on site.
- When it is necessary to work in an oxygen-deficient area, supplied air must be provided.
- Should a Dewar of cryogenic liquid be venting continuously, call LS/LSS immediately.
For further information please see Emergency Procedures Section.