Richard Devanney is a PADI, SSI, BSAC and SDI instructor who teaches technical diving through TDI, SSI XR and PADI TecRec. He previously managed two dive schools in Iceland and a tech school in Thailand. He now manages the SS Thorfinn, a liveaboard based in Truk Lagoon, Micronesia, that specializes in recreational and technical diving on the 80 or so wrecks within the lagoon. Go to his Facebook page for more information on diving Truk Lagoon and technical diving in general.
Many divers simply call the gas in their tank “oxygen” or “air” without really knowing what it’s made of. What’s the difference between scuba diving gas mixes?
Scuba diving as we know it resulted from the efforts of many pioneering individuals. In this series of articles, we’ll highlight a number of their contributions.
The dive spool is one of the diver’s most useful pieces of equipment, but it’s often set up and stored improperly. What’s the best way to take care of your dive spool?