| Acronym | Meaning |
| FSSW | Friction Super Stir Welding |
| ASIDIC | Association Of Information And Dissemination Centers |
| ARF | Absolute Response Factor |
| RAO | Remedial Action Objective |
| ASW | Acoustic Surface Wave Measurements |
| AEM | Auger Electron Microscopy |
| SWASV | Square-wave Anodic Stripping Voltammetry |
| RACS | Response Action Contractors |
| DHF | Dengue Hemorrhagic Fever |
| ESO | European Southern Observatory |