Technical
Ken FarrowKen Farrow is a professional scientist and chartered engineer, and his interests include seafood, photography, video, writing and conference speaking. His diving qualifications include BSAC (First Class Diver Examiner, Instructor Trainer and National Instructor) and IANTD (Nitrox, Trimix, Rebreather and Gas Blending). He was the BSAC National Coach for Scotland, and editor of the BSAC Technical Diving Journal. | |
Mark PowellMark Powell has been diving since 1987 and instructing since 1994. He runs Dive-Tech as a full-time business, teaching technical diving for several leading agencies, and all levels up to and including Advanced Trimix. | ![]() |
General technical articlesFor a wide range of tech-related articles written by those at the forefront of the sport, look no further. | ![]() |



















