SMS Chat and Text
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| IAND | International Association Of Nitrox Divers | - | SMS Chat and Text |
| IDC | Instructor Development Course (PADI) | - | SMS Chat and Text |
| IDEA | International Diving Educators Association; Diving Instruction Organization. | - | SMS Chat and Text |
| IOC | Instructor Orientation Course (PADI) | - | SMS Chat and Text |
| ITC | Instructor Training Course (BSAC) | - | SMS Chat and Text |
| ITS | Instructor Training Scheme (BSAC) | - | SMS Chat and Text |
| ITW | Instructor Training Workshop (BSAC) | - | SMS Chat and Text |