| Acronym | Meaning |
| NIWA | National Institute For Water And Atm. Research [New Zealand] |
| XRES | X-ray Emission Spectroscopy |
| TDLAS | Tunable Diode Laser Absorption Spectroscopy |
| BAAQMD | Bay Area Air Quality Management District |
| APN | Aminopeptidase N |
| LDPE | Low Density Polyethylene |
| EVLSM | Evanescent Wave Light-scattering Microscopy |
| AMS | Aerospace Material Specification |
| EUSIDIC | European Society For Information Dissemination In Chemistry |
| LEMA | Least Error Matrix Analysis |