| Acronym | Meaning |
| ACID | Acidification Chemistry Information Database |
| SIA | Stepwise Isothermal Analysis |
| MSX | Midcourse Space Experiment |
| TERRA | Tandem Accelerator For Environmental Research And Radiocarbon Analysis |
| CE/ESIMS | Capillary Electrophoresis/electrospray Ionization Mass Spectrometry |
| CA | Chromosomal Abberation |
| M-PCILO | Modified PCILO |
| SUSIM | Solar Ultraviolet Spectral Irradiance Monitor |
| PHAS | Pollution Hazard Assessment System |
| EMAS | Electron Microprobe Auger Spectroscopy |