| Acronym | Meaning |
![](file.png) | DSMB | Delayed Surface Marker Buoy |
![](file.png) | RNT | Residual Nitrogen Time |
![](file.png) | RD | Rescue Diver (PADI) |
![](file.png) | EO | Equipment Officer (BSAC) |
![](file.png) | AIE | Advanced Instructor Exam (BSAC) |
![](file.png) | CMAS | Confederation Moniale Des Activities Subaquatiques |
![](file.png) | DV | Demand Valve |
![](file.png) | NI | National Instructor (BSAC) |
![](file.png) | ITW | Instructor Training Workshop (BSAC) |
![](file.png) | TP | Test Pressure |