SMS Chat and Text
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| C-CARD | Scuba Diving Certification Card. | - | SMS Chat and Text |
| CAGE | Cerebral Arterial Gas Embolism | - | SMS Chat and Text |
| CCR | Closed Circuit Rebreather | - | SMS Chat and Text |
| CESA | Controlled Emergency Swimming Ascent | - | SMS Chat and Text |
| CMAS | Confederation Moniale Des Activities Subaquatiques | - | SMS Chat and Text |
| CNS | Central Nervous System | - | SMS Chat and Text |