Rec Trimix

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TheRedHead:
I'm not the one who brought up CESA. You're picking on me, Jeff. ;)
Yours was the easiest to quote ;)
 
lamont:
that wasn't directed at you.

I'm sorry I started this thread. I don't want a flame war.
 
TheRedHead:
I'm sorry I started this thread. I don't want a flame war.

but the internet wouldn't be any fun without the occasionally flamewar... and diving wouldn't be any fun if people didn't get passionate enough about it to argue...

gotta take the bad with the good...
 
TheRedHead:
Helium on-gasses much faster.

Are you sure? Serious question because I saw somebody on one of the DIR lists discuss a study done by David Doolette (Duke, Navy) that showed He and N2 uptake were roughly the same in all critical areas and most other areas, and the washout rate was faster with He than N2. Maybe the helium on-gases faster is just another myth? If anyone has more on this then pelase let me know.

Here's the link for those who have access: http://groups.yahoo.com/group/gavinscooters/message/3470
 
lamont:
all you want to do is slam, so i'm done.

i really can't understand why my diving to only 100 fsw on 30/30 annoys you so much...
dont get all bent outa shape because someone dont agree with you.
if you wanna dive a fire extinguisher thats all you have at it.
but dont be all down on anyone that dont buy into it.
if you feel you need a END of 35 FSW thats all you.
but theres alot of people on here that dont know about He. and after reading miss information. and then thinking they know makes them undertrained with miss information and a possable danger to themselves and others around them.
its a forum, you gonna get various interpations to all of this.
if its too much to handle.
dont post
as far as slamming, im not im just pointing things out.
and if your gonna quote me, get it right.... :)
it was "Look at me im GUE"
and it was ajoke. notice the smiley
 
*Floater*:
Are you sure? Serious question because I saw somebody on one of the DIR lists discuss a study done by David Doolette (Duke, Navy) that showed He and N2 uptake were roughly the same in all critical areas and most other areas, and the washout rate was faster with He than N2. Maybe the helium on-gases faster is just another myth? If anyone has more on this then pelase let me know.

Here's the link for those who have access: http://groups.yahoo.com/group/gavinscooters/message/3470
now granted i have not done any lab tests or whatnot
but i do know that the tables and algorithms (sp) that computers use, as well as many tech diving texts and training, as what i have been tought is that He. goes into solution and comes out of soultion twice as fast as Nitrogen.
 
Diesel298:
now granted i have not done any lab tests or whatnot
but i do know that the tables and algorithms (sp) that computers use, as well as many tech diving texts and training, as what i have been tought is that He. goes into solution and comes out of soultion twice as fast as Nitrogen.
and we are right back here

http://www.scubaboard.com/showpost.php?p=1847345&postcount=15
 
In general, the dive training agencies don't do much that I agree with but I think it's good that they are starting to introduce the use of helium earlier.

If a class is going to teach divers to dive to 130 ft, IMO it should teach the gasses that a diver might reasonably decide to use rather than having a special class for each gas.

The GUE class covers diving to 120 ft and includes the use of helium. The point of the class isn't the helium.

The IANTD class covers intro level staged decompression diving to 150. While I might do a 100ish dive on air or nitrox, I'm almost certainly going to use trimix for a 150. Someplace inbetween, I might go either way. We used to have to learn technical diving by going to 170 before we could take a mix class. That's how I did it and that's how I know I don't like it.
 
Diesel298:
ok i see a slightley pointed comment but nothing to prove or disprove any new insight to the properties og He.
so do you have anything? of just spam?
Wasn't trying to prove anything or teach anything. Just highlighting the positions that people take. I guess thats what you are calling "spam" or did you mean something else and just misspelt it?
 

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