| Acronym | Meaning |
| SRB | Sulfate Reducing Bacteria |
| CE/ESIMS | Capillary Electrophoresis/electrospray Ionization Mass Spectrometry |
| FSR | Free Spectral Range |
| SDPA | 4,4'-sulfonyldiphthalic Anhydride |
| SEAM | Superfund Exposure Assessment Manual |
| SEMPA | Scanning Electron Microscopy With Polarization Analysis |
| GIOS | Generalized Infinite Order Sudden |
| IGOSS | Integrated Global Ocean Services System |
| OVGF | Outer-valence Green Function (for Ionization-energy Calcns.) |
| LAMES | Laser Micro Emission Spectroscopy |