Brush up on your dive equipment theory section for the Science of Diving parts of the SSI professional courses. Learn more about the dive equipment you use
Good weighting and trim are the cornerstones of enjoyable diving. If you’ve ever found yourself fighting to stay down, drifting up uncontrollably, or tilting feet-first through...
Understanding Your Dive Computer Screen
Your dive computer screen provides critical information that keeps you safe underwater. But what do all those numbers and symbols...
Burst discs prevent tanks from being overfilled and causing serious accidents. Divers learn tank filling safety but what prevents a tank from overfilling? Discover...