| Acronym | Meaning |
 | AEGIS | ATM European Group For Improvement Of Scenarios |
| ANWR | Artic National Wildlife Refuge |
| HFRR | High Frequency Reciprocating Rig |
| BIOS | British Intelligence Objectives Sub-committee |
| CK | Creatine Kinase |
| AAA | Abdominal Aortic Aneurysm |
| HSC | High Conversion Soaker (cracking) [petroleum Viscosity-breaking] |
| CP | Cellulose Propionate |
| DE | Dynamics Explorer (spacecraft) |
| IEQ | Indoor Environmental Quality |
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