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DAN Nitrox Workshop
Proceedings |
| Lang,
M.A. (ed) 2001. DAN Nitrox Workshop Proceedings.
Divers Alert Network, Durham, N.C., 197p. |
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PDF |
| RECOMMENDATIONS: |
- No evidence was presented that showed an increased risk
of DCS from the use of oxygen enriched air (nitrox) versus
compressed air.
- A maximum PO2 of 1.6 atm was accepted based
on its history of use and scientific studies.
- Routine CO2 retention screening is not necessary.
- Oxygen analyzers should use a controlled-flow sampling
device.
- Oxygen analysis of the breathing gas should be performed
by the blender and/or dispenser and verified by the end
user.
- Training agencies recognize the effectiveness of dive
computers.
- For recreational diving, there is no need to track whole
body exposure to oxygen (OTU/UPTD).
- Use of the "CNS Oxygen Clock" concept, based
on NOAA oxygen exposure limits, should by taught.
However, it should be noted that CNS Oxygen toxicity could
occur suddenly and unexpectedly.
- No evidence was presented, based on history of use, to
show an unreasonable risk of fire or ignition when using
up to 40% nitrox with standard scuba equipment. The
level of risk is related to specific equipment configurations
and the user should rely on the manufacturer's recommendations.
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