Author Archives: SDI/TDI/ERDI

How to Switch your Diving Gas

By Michael Thornton and Josh Thornton Switching your diving gas in 8 easy steps Safe technical diving begins with awareness. The first step is being aware of yourself. As you gain experience and comfort you become aware of yourself and … Continue reading »


Nitrox – When to Dive It

by Cris Merz: The fantastic stories about voodoo gas seem to have mellowed out a little in the last 20 years. From, “It’ll kill you” to “You will have soooo much energy after the dive”, it never ceases to amaze … Continue reading »


How To: Label Your Nitrox Tank

Any time you fill a tank with nitrox, it must be identified as such. This will help to prevent accidents in the event that someone uses a tank filled with nitrox without taking the proper precautions. Continue reading »


Don’t Trust Your Gas Blender – Analyze Every Tank

by Jon Kieren People make mistakes, it’s human nature. I make them all the time. I’m sure that even after this article has been edited several times and published someone out there will find at least a couple of typos … Continue reading »


1st Qtr 2014 Members Update

International Training will be hosting a FREE members update webinar. The webinar is open to all SDI, TDI, ERDI members. Learn about changes to the way your organization works with your business. Find out about developments in training standards, teaching … Continue reading »


Hypothermia: It’s All a Matter of Degrees

In the real world of public safety diving, there is no single definition of what constitutes “cold water.” Defining cold water is difficult because it depends on so many factors, i.e., the water temperature, the diver’s size, amount of subcutaneous … Continue reading »


The Importance of Witness Interviews for a Recovery Dive

How many times have we wished we had performed the witness interviews differently after the search? Recently I was asked to help out with the recovery of an ice fisherman that went through the ice with his UTV. A UTV … Continue reading »


Educating Public Safety Dive Teams Year Around at Air Hogs Scuba

Most divers seem to believe that the winter months of the year are a time to relax by the fire and enjoy time indoors. Conversely, a small number of divers realize this is the perfect time of year to prepare … Continue reading »


Ice Diving – The bare facts

I stripped down to my birthday suit, donned a pair of fins, a mask, and a scuba tank. I then sat there staring at the water, bits of ice bobbing on the surface, thinking, “I have a perfectly good dry suit right there, and I’m about to do WHAT?!” Too much thinking… so I jumped. Continue reading »


Tech Diving – Staying Warm for comfort and safety

The image that many technical divers try to promote is that they are tough, macho divers. The shaved heads and stubble, combined with equipment that would make a Special Forces diver look inadequate, all add to this image. The message … Continue reading »