| Acronym | Meaning |
| BRAHMS | Broad RAnge Hadron Magnetic Spectrometers |
| EMA | Effective Medium Approximation |
| KERD | Kinetic Energy Release Distribution |
| VOA | Volatile Organic Aromatic Compounds |
| NETD | Noise Equiv. Temp. Difference |
| ITFM | Intergovernmental Task Force On Monitoring |
| HRFS | High-resolution Fluorescence Spectroscopy |
| GEXRF | Grazing-emission X-ray Fluorescence |
| GIPT | Granular Injection Paint Technology |
| NHF | Nonrelativistic Numerical Hartree-Fock |