Rebreathers and CO2 – Fact, Fiction and Voodoo

Written by Kevin Gurr Fact Closed-circuit rebreathers (CCRs) are popular in advanced recreational diving owing to advantages such as minimisation of gas consumption and the optimising (reduction) of decompression. Rebreathers recycle expired gas around a closed loop circuit using one-way valves. Expired carbon dioxide (CO2) is removed as it passes through a ‘scrubber’ canister containing …

TecRec Seminars at DEMA 2019

If you are headed to DEMA this year, don't miss out on these valuable and informative presentations about technical diving! Seats will fill up quickly! Make sure to stop by the TecRec booth as well while you are at the show. All presentations will take place in the Tec Resource Center on the DEMA Show …

Evolving Thought on Deep Decompression Stops

Written by: John Adsit, PADI Master Scuba Diver Trainer and Tec Trimix Instructor Reviewed by: Simon Mitchell, MB ChB, PhD, DipOccMed, DipAdvDHM (ANZCA), FUHM, FANZCA, School of Medicina, University of Auckland The decision to no longer require teaching deep stop strategies in the Tec Trimix Diver course (and all other PADI courses) may have surprised …

To Make Critical Decisions Well During a Tec Dive – Don’t Make Critical Decisions During a Tec Dive.

By: Karl Shreeves - PADI Education and Content Development Executive     During a 1988 conflict between Iran and Iraq, a U.S. AEGIS class missile cruiser under orders to protect U.S. interests and shipping was escorting U.S. vessels passing through the Persian Gulf, when two Iranian F-4 fighters took off from a near-by airbase. Instead …

Technical Divers – Diving Diseases Research Centre needs your help

The Diving Diseases Research Centre based in Plymouth, UK is conducting a research project relating to technical divers. Diving Diseases Research Centre If you can spare a few minutes of your time to help them to gain a better insight into the general health and diving practices of technical divers, they would be very grateful. …

TecRec at DEMA

  Some of PADI's tec diving experts at the TecRec stand in DEMA yesterday. Georgia Hausserman's talk was well attended there yesterday; don't miss Karl Shreeves' talk Critical Decisions in Tec Diving – Nov 15th at 1-2pm in row 2900.