Quote Originally Posted by del...
talk about retarded...on the very first line of the article in that link..."Brain injury and suffocation can result from lack of oxygen. When used as an anesthetic, nitrous is always administered in combination with oxygen. Never use nitrous in any manner that does not provide for adequate oxygen intake"

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One other thing Del....the very first line of the article actually says "Nitrous oxide has been safely used as a mild anesthetic for over 150 years. Problems with its use come primarily from carelessness."