| Acronym | Meaning |
| SCUDA | Self Contained Underwater Drinking Apparatus. Product That Can Be Used To Drink Underwater. |
| DEMA | Diving Equipment Manufacturers Association |
| GMDSS | Global Maritime Distress And Safety System |
| MSDT | Master SCUBA Diver Trainer (PADI) |
| ITC | Instructor Training Course (BSAC) |
| OWIC | Open Water Instructor Course (BSAC) |
| RD | Rescue Diver (PADI) |
| DSMB | Delayed Surface Marker Buoy |
| DCS | Decompression Sickness |
| HP | High Pressure |