| Acronym | Meaning |
 | PBX | Private Branch EXchange (company Phone System) |
| CRTC | Canadian Radio-television And Telecommunications Commission |
| ATO | Air Tasking Order - Australian Taxation Office |
| SASOL | Suid Afrikaanse Steenkool En Olie (Afrikaans |
| J2SE | Java 2 Platform |
| DEFCON | Defence Readiness Condition |
| LBS | Location-Based Services |
| BWA | Botswana (ISO 3166 Trigram) |
| CCIR | Comit? Consultatif International Pour La Radio (French For Consultative Committee On International Radio |
| PVC | Permanent Virtual Circuit - PolyVinyl Chloride - Premature Ventricular Contraction - Primary Visual Cortex |
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