| Acronym | Meaning |
| RIE | Reactive Ion Etching |
| PINS | Portable Isotopic Neutron Spectroscopy |
| SEXAFS | Surface-extended X-ray Absorption Fine Structure |
| EPSP | Excitatory Postsynaptic Potential |
| COLIWASA | Composite Liquid Waste Sampler |
| MRINDO/S | Modified Rydberg Intermediate Neglect Of Differential Overlap/spectral (or Screening) |
| LDFT | Local Density-functional Theory |
| ATM | Aerosol Trajectory Model |
| LD-KGC | Linz-Donawitz-Kawasaki Gas Control (steel Converter Furnaces) |
| LRT | Long Range Transport |