vshearer
Contributor
All I can add is that at this rate at least these guys will finally have closure.
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Hoooray!!! We now have a new operational definition of "extreme optimism".I do agree that filling past 4000 is taking a gamble, but I do think that up to 4000 is plenty safe, much safer than the drive to the dive site, much safer than the actual dive.
Also, steel tanks don't fail catastrophically like aluminum tanks. They split as opposed to fragmenting. So, when these shops are filling tanks it their 1/4" steel tub the chances of someone being injured beyond a mild case of shell shock a getting a little wet are slim to none.
The obvious question would be, is there a failure mode or a given depth where that valve wouldn't deliver enough gas?Wow, you can sure the benefit of the safety valves, as they really slow down the air's exit. So the obvious question naturally is, are they slower to fill?
The obvious question would be, is there a failure mode or a given depth where that valve wouldn't deliver enough gas?