| Acronym | Meaning |
| TPF&C | Towers |
| PMS | Particle Measuring Systems |
| SQ | Solar Quiet |
| NMC | National Meteorological Center |
| ESF | European Science Foundation |
| UID | User Identification |
| BV | Building Ventilation |
| AIST | Agency Of Industrial Science & Technology |
| TES | Tropospheric Emission Spectrometer |
| ADI | Alternating Direction Implicit |