| Acronym | Meaning |
| QBM | Quantal Brownian Motion (model) |
| PAB | Pollutant Assessment Branch (US EPA) |
| ECAP | Energy-compensated Atom Probe |
| CDO | Controlled Decomposition/oxidation |
| PEN | Personal Electronic Notebook |
| EUMAC | European Modeling Of Atmospheric Constituents |
| TRIR | Time-resolved IR |
| SCC | Sludge Conditioning Controller |
| FINES | Furnace Ionization Nonthermal Excitation Spectrometry |
| IRMP | International Remote Monitoring Program |