| Acronym | Meaning |
| AMBIENS | Atmospheric Mass Balance Of Industrially Emitted And Natural Sulfur |
| CWTM | Compound Weaire-Thorpe Model (in Electronic-structure Calcns.) |
| ACTFEL | Alternating Current Thin-film Electroluminescent |
| EOM | Equations Of Motion Method (green's Function) |
| RSE | Relativistic Symmetric Eikonal |
| TARIS | Thermal Atomization Resonance Ionization Spectrometry |
| ICS | Inhaled Corticosteroid |
| SPPES | Spin Polarized Photoelectron Spectroscopy |
| TLV | Threshold Limit Value |
| MARS | Membrane Anaerobic Reactor System |