| Acronym | Meaning |
| TLA | Thin Layer Activation |
| POPCORN | Photo-Oxidant Formation By Plant Emitted Compds. And OH Radicals In North-Eastern Germany |
| NREP | National Registry Of Environmental Professionals |
| FCM | Finite-cluster Model (for Calcns. On Electromigration) |
| AAS | Atomic Absorption Spectroscopy |
| MR-RWA | Many Resonance-rotating Wave Approxn. |
| NRTL | Non-random Two Liquid |
| RBC | Red Blood Cell |
| EDXR | Energy Dispersive X-ray Reflectometry |
| ARC | Antireflection Coating |