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IV NAUI Scuba Diver Introduction PREFACE NAUI Scuba Diver describes the gear, skills, and basic concepts of scuba diving. Scuba diving is a wonderful adventure sport. However, like any adventure sport, there is a small but real risk that you can be injured any time you enter the water to dive. Even if you do everything right, even if your equipment functions perfectly, there are always some risks in scuba diving. When you decide to become a scuba diver, you must do it of your own personal desire and be willing to accept the risks of the sport. This book is written as a reference for all students taking the NAUI Scuba Diver certification course. If you have any questions about the contents of this book, ask your NAUI instructor. Your instructor will let you know in which order they would like you to read the information contained in this book. HOW THIS BOOK IS ORGANIZED This book is organized into the following chapters and appendixes: • Chapter One, “Introduction,” gives an overview of scuba diving, certification, NAUI, your obligations, and rewards from this exciting sport. • Chapter Two, “Diving Equipment,” describes the items of gear you will use in scuba diving. • Chapter Three, “Diving Skills,” describes the skills you need to master to be a safe scuba diver. • Chapter Four, “Diving Science,” describes the concept of pressure and the ways it affects your body under water. The chapter also describes the immediate and cumulative indirect effects of pressure. • Chapter Five, “Decompression, Dive Tables, and Dive Computers,” describes the concept of ingassing and offgassing, dive tables and their use, the NAUI Dive Time Calculator, and dive computers. • Chapter Six, “Dive Planning and Recording,” describes long term and short term dive planning, preparing to dive, conducting your dive, and recording your dive. • Chapter Seven, “Problem Solving,” describes problem solving and explains why it is so important in scuba diving. The chapter also describes how to assist other divers as well as how to rescue another diver. • Chapter Eight, “Diving Environments,” describes factors that affect the diving environment, such as water conditions, physical characteristics of a site, waves and surf, and tides and currents. The chapter also describes some popular diving areas throughout the world, marine life, and conservation. • Chapter Nine, “Diving Activities,” describes some of the different continuing education courses you can take once you are a certified diver, and special diving interests you can pursue. • Appendix A, “Answers to Review Questions,” includes the answers to the review questions found throughout the book. • Appendix B, “Being a Responsible Diver,” includes guidelines to follow to be a responsible and considerate diver. • Appendix C, “Checklists,” includes checklists for dive planning, diving equipment, and a first aid kit. • Glossary defines the terms, acronyms, and concepts used in this book.


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