| AED | Automated External Defibrillator | | AWARE | Aquatic World Awareness Responsibility and Education | | BLS | Basic Life Support | | CFC | Care for Children | | CW | Confined Water | | DAN | Divers Alert Network | | EANx | Enriched Air / Nitrox | | EFR | Emergency First Response | | HMLI | Hazardous Marine Life Injuries | | IDC | Instructor Development Course | | IE | Instructor Examination | | IQC | Instructor Qualification Course | | MSDT | Master Scuba Diver Trainer | | OW | Open Water | | OWSI | Open Water SCUBA Instructor | | PADI | Professional Association of Diving Instructors |
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