| Acronym | Meaning |
| HP | Hewlett-Packard |
| GSD | Geometric Standard Deviation |
| SICIMS | Selected Iron Chemical Ionization Mass Spectrometry (or Spectrometer |
| FGGE | First GARP Global Experiment |
| TUV | Tropospheric Ultraviolet And Visible Radiation Model |
| WINDEX | Winter Doppler Experiment |
| IBM PS/2 | One Class Of IBM Personal Computers |
| RAPB | Regional Analysis And Prediction Branch |
| EEA | European Environment Agency |
| ECHAM4 | European Center HAMburg 4 |