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Scuba Schools International ( SSI) is a for-profit organization that teaches the skills involved in scuba diving and freediving, and supports dive businesses and resorts. SSI has over 2,500 authorized dealers, 35 regional centers, and offices all over the world. [citation needed]
The AOWD is the second level qualification offered by several diving agencies following the American ANSI standard. At the first level, Open Water Diver, divers gain basic knowledge of skills, equipment and theory for diving to a recommended depth of about 18 metres (60 ft). [4] The AOWD is described by PADI as refining these skills, allowing ...
The Scuba Schools International (SSI) Open Water Diver Course (OWD) is a basic dive certification equivalent to the standard Autonomous Diver. The training includes at least 4 open water dives, which can only be carried out after the successful completion of the theoretical training. SSI allows OWD divers to dive to a maximum depth of 18 meters.
Website. www .padi .com. The Professional Association of Diving Instructors ( PADI) is a recreational diving membership and diver training organization founded in 1966 by John Cronin and Ralph Erickson. [2] PADI courses range from entry level to advanced recreational diver certification. Further, they provide several specialized diving skills ...
Master Scuba Diver (MSD) is a scuba diving certification or recognition level offered by several North American diver training agencies, such as the National Association of Underwater Instructors (NAUI), the Professional Association of Diving Instructors (PADI), Scuba Diving International (SDI), and Scuba Schools International (SSI).
Technical diving (also referred to as tec diving or tech diving) is scuba diving that exceeds the agency -specified limits of recreational diving for non- professional purposes. Technical diving may expose the diver to hazards beyond those normally associated with recreational diving, and to a greater risk of serious injury or death. Risk may ...
Scuba diver of the late 1960s. The history of scuba diving is closely linked with the history of the equipment.By the turn of the twentieth century, two basic architectures for underwater breathing apparatus had been pioneered; open-circuit surface supplied equipment where the diver's exhaled gas is vented directly into the water, and closed-circuit breathing apparatus where the diver's carbon ...
A diving instructor is a person who trains and usually also assesses competence of underwater divers. This includes freedivers, recreational divers including the subcategory technical divers, and professional divers which includes military, commercial, public safety and scientific divers . Depending on the jurisdiction, there will generally be ...