[Cheyenne]

Stumbled across this on Slashdot (yes I'm a nerd)...

http://www.isracast.com/tech_news/310505_tech.htm

basically, it sounds like a device that can extract oxygen directly from water. Not sure how big the device might be, or if it might be possible to build into a PFD.. might be something to watch for though.

 

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Neat/cool article. I can't wait to see it.