| Acronym | Meaning |
 | PPO | PolyPhenylene Oxide |
| TP | East Timor (ISO 3166 Digram; Obsolete 2002) - S?o Tom? And Prncipe (FIPS 10-4 Country Code) -Training Practice |
| TON | Tonga (ISO 3166 Trigram) |
| JN | Jan Mayen Island (FIPS 10-4 Territory Code) |
| EMS | Emergency Medical Services |
| TH | Thai Language (ISO 639-1 Code) |
| SSCCATAGAPP | Singles |
| PH | Passive Homing (missile Guidance System) -petahenry - Philippines (ISO 3166 Digram) -Probability Of Hit - Public Health - Purple Heart |
| AK | Attokelvin |
| SCSI | Small Computer System Interface (scuzzy) -Strategic And Combat Studies Institute |
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