ORIGINAL MESSAGE:
At 08:59 AM 3/18/2006, gdaught6@stanford.edu wrote:
>Well, they try, but it's not always good. I remember the literature
>accompanying a small oxygen bottle (years ago) "Dangerous in
>concentrations below 20%." That always brought a chuckle.
*********** REPLY SEPARATOR ***********
That is funny, but actually it is true. The danger level is reached
at about 15% and below about 7-8% death comes pretty quickly.
Bill, W6WRT
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