| Acronym | Meaning |
| XTM | X-ray Tomographic Microscopy |
| AFS | Atomic Fluorescence Spectroscopy |
| MFI | Modified Fouling Index |
| THGA | Transversely Heated Graphite Atomizer |
| ZCC | Zero Core Contribution (model For Photodetachment Calcns.) |
| KKRASA | Korringa-Kohn-Rostoker Atomic-sphere Approxn. (in Band Structure) |
| AEC | Atomic Energy Commission |
| LGL | Large Granular Lymphocyte |
| UTI | Urinary Tract Infection |
| COP | Coefficient Of Performance |