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Date: Wed, 26 Jun 1996 12:23:40 -0700
To: techdiver@terra.net
From: bmk@ds*.bc*.ca* (Barrie Kovish)
Subject: CCRs and the *right* computer
Cc: heseltin@hs*.us*.ed*

>What if the
>absorption of nitrogen is dependent not only on the FiN2, but also on the
>ratio of FiN2/FiO2? As the CCR varies the FiO2, this ratio will change.
>e.g., you want to keep your pPO2 at about 1.2 At 50 fsw your
>FiO2:FiN2 is 48:52, at 100 fsw the ratio is 30:70, about half. 

Wouldn't the EAD concept in Nitrox diving cover this?  I seem to recall 
reading that EAD is accurate up to a PO2 somewhere around 1.3 after which 
there is a small error.

If you're really worried the USNavy Diving Manual has a set of constant 
PO2 tables.

Barrie

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