There are multiple organizations that offer scuba diving certifications, but the most well-known and recognized organization is the Professional Association of Diving Instructors. Once you've achieved your basic scuba certification, you can build upon it by gaining experience or obtaining further certification for teaching people how to dive or work with tools underwater. Certification means you know how to use hand signals properly, read your pressure and depth gauge, how each piece of equipment works and what you need to do when confronted with a dangerous situation. Scuba diving is the act of using a breathing apparatus to stay underwater for long periods. In this article, we take a look at the different types of scuba certifications and how they apply to various types of scuba diving. There are many jobs that require scuba certifications, so it can be useful to know each type. They range from basic open water certification to nitrous oxide certification for deep dives. Scuba certifications are designed to help someone learn how to use scuba equipment properly and dive to specific depths in a safe manner.
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