| Acronym | Meaning |
| ALAPCO | Association Of Local Air Pollution Control Officials |
| XRES | X-ray Emission Spectroscopy |
| AREELS | Angle-resolved Electron Energy Loss Spectroscopy |
| CNOC | Commission On Nomenclature Of Organic Chemistry |
| FPC | Federal Power Commission |
| ICTAC | International Confederation For Thermal Analysis And Calorimetry |
| SGM | Scale Glass Melter |
| HHG | High-order Harmonic Generation |
| POG | Post-orogenic Granitoids |
| ABS | Atomic Beam Scattering |