| Acronym | Meaning |
 | IAND | International Association Of Nitrox Divers |
| VENTID | Vision Ears Nausea Twitiching Irritation Dizziness |
| DIN | Deutsches Insitut Fuer Normung |
| TP | Test Pressure |
| IDC | Instructor Development Course (PADI) |
| RIB | Rigid-Hulled Inflatable Boat |
| SCUDA | Self Contained Underwater Drinking Apparatus. Product That Can Be Used To Drink Underwater. |
| BHA | British Hyperbaric Association |
| MCS | Marine Conservation Society |
| DM | Dive Master (PADI) |
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