What benefit does Nitrox have over air?
By Richard Taylor There have been many statements made about the benefit of Nitrox, mainly that it is 'safer' for the diver, 'extends dive time', makes you 'feel' better and that it 'will become the...
View ArticleTrimix & Heliair - What exactly are they?
By Richard Taylor What are Trimix & Heliair, and what are the differences? Do we need special labelling to identify each. Trimix is a term used for a gas which usually contains oxygen, helium &...
View ArticleWhat are the differences between manifolds and independent cylinders and...
By Richard Taylor The question of manifold usage is a very heavily discussed subject, with many different and quite polarized opinions on the subject. Some people are adamant that manifolds seriously...
View ArticleWhat do the terms CNS, OTU and UPTD mean?
By Richard Taylor The terms CNS, OTU and UPTD all deal with oxygen toxicity within the human body. The terms OTU and UPTD mean the same thing, so we will break this down into two separate sections. CNS...
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