Since almost everybody uses O2 safe Christo lube when they service a
regulator now anyway, what is the real practical maximum O2 level that
can be used with a regulator that has not "formally" been O2 cleaned?
Robert Delfs
>On Saturday, March 23, 2002 3:40 PM, Reef Fish wrote:
>
>(snip)
>
>> If my hypothesis is true, then it would follow that a tech nitrox cert
>> would require (a) practical skill and knowledge about O2 cleaning, and
>> (b) practical skills about how to fix your own gas cocktail to any % O2.
Robert Delfs
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