Certified Solo Diver

In 1990 I had a story published in Michael Menduno’s  aquaCorp Journal. Michael is a pioneer of Technical Diving for sports divers, and is credited with coining the term “Technical Diving” or “Tec Diving”. We all know what the term means now, but it was a giant leap at the time to get divers from … Read more

Considerations of Oxygen in Diving Gas Mixtures

Oxygen is the most basic life support system our bodies employ, and yet also has the capacity to cause great harm.  Keller (1946) has called oxygen “The Princess of Gases.  She is beautiful but has to be handled with special care”.  We cannot live without it, but in prolonged breathing exposures or in deep depths … Read more

A Practical Discussion of Nitrogen Narcosis

A HISTORICAL PERSPECTIVE There have been numerous articles written on the subjects of inert gas narcosis and attendant depth limitations. Many have re-hashed old formulas relating the preposterous “Martini’s Law” etc. and sanctimonious admonitions against any sport diving below 130 fsw. The authors of these materials are motivated by the best of intentions: diving safety. … Read more