| Acronym | Meaning |
 | PDIC | Professional Diving Instructors Corporation International; Diving Instruction Organization. |
| EO | Equipment Officer (BSAC) |
| AIC | Advanced Instructor Course (BSAC) |
| TP | Test Pressure |
| ROV | Remotly Operated Vehicle |
| PPB | Peak Performance Bouyancy |
| MSDT | Master SCUBA Diver Trainer (PADI) |
| RIB | Rigid-Hulled Inflatable Boat |
| BCD | Buoyancy Control Device |
| GMDSS | Global Maritime Distress And Safety System |
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