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> On 22 September 1999 21:05, Huw Porter wrote:
>> A question (actually two) related to long thread on enriched air and
depth.
>>
>> a)  If a diver in an emergency at depth switched to a too-high-PPO2 mix,
>> would the effects of oxygen toxicity kick in immediately or is there a
>> brief period of 'grace' - and if the latter, what factors influence
this?
 
Strike replied:
> Hi, Huw!  That's a 'Six-Million Dollar' question!  And the answer is:
> Yes/No - and more factors than wot you can poke a stick at! :-)  (As far
as
> I'm aware there's still no formula for predicting when, where or why a
'hit'
> will happen!  It's been suggested that CO2 build-up; diet; fitness;
> emotional state; water temperature; work-load, etc. all play a role.)
 
Thanks Strike...  I'm guessing that under those conditions emotional state
at least would be a little disturbed!  :-)
 
(Savingforbasicnitrox!) Huw