Quote:
Originally Posted by SarahLadd
...What? The air we breathe is 78% nitrogen. It's an inert gas.
There is exactly one place I could fill a scuba tank in Minneapolis, and it requires that I present a dive license.
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While an inert gas and yes it is a large component of air it is narcotic, think nitros oxide. As a scuba diving instructor I can tell you that increased partial pressure it has narcotic effect, it is called “nitrogen narcosis”.
Use caution around nitrogen gas.
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