| Acronym | Meaning |
| LMTO | Linear Muffin-tin Orbital |
| RLM | Reflected Light Microscopy |
| NELAC | National Environmental Laboratory Accreditation Conference |
| MS | Mass Spectrometer |
| TF/SC | Trickling Filter/Solids Contact Process (for Wastewater Treatment) |
| CEQB | Collinear Exact Quantum (with Adiabatic) Bending (energy) (method For Reactive Scattering) |
| KERD | Kinetic Energy Release Distribution |
| SSIP | Solvent-separated Ion Pair |
| BEW | Base (or Biological) Equivalent Weight |
| LHDAC | Laser Heated Diamond Anvil Cell |