| Under most circumstances, it differs very little from normal surface breathing | Winter Park, Florida: Scuba Diving Magazine |
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| IDSA provides a Table of Equivalence of various national commercial diver training standards | Diving in different environments also necessitates adjustments in the amount of weight carried to achieve neutral buoyancy |
Basic dive planning regarding choice of entry and exit points, planned maximum depth and time to remain within no decompression limits.
18| Failure to equalise the pressure inside the mask may lead to a form of barotrauma known as mask squeeze | What are the common medical problems of scuba diving? com Files: Standards and Procedures |
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| Technical diving is recreational scuba diving that exceeds the generally accepted recreational limits, and may expose the diver to hazards beyond those normally associated with recreational diving, and to greater risks of serious injury or death | A certain minimum level of attention to detail and acceptance of responsibility for one's own safety and survival are required |
Diving suits made of compressible materials decrease in volume as the diver descends, and expand again as the diver ascends, causing buoyancy changes.
| They can be uncomfortably hot in warm or hot air, and are typically more expensive and more complex to don | Bardy, Erik; Mollendorf, Joseph; Pendergast, David 21 October 2005 |
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| Toronto, Canada: Defence and Civil Institute of Environmental Medicine | has three major aspects besides equipment and training: , and cover |
Best of all, it's all included! Dive management skills such as monitoring depth and time and the breathing gas supply.
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