| Acronym | Meaning |
| OSWASV | Osteryoung Square-wave Anodic Stripping Voltammetry |
| ACAMS | Automatic Continuous Air Monitoring System |
| FIRF | Finite Impulse Response Filter |
| SOMO | Singly Occupied Molecular Orbital |
| OCE | One-center Expansion (SCF MO Method) |
| SMA | Specific Methanogenic Activity |
| LANL | Los Alamos National Laboratory |
| CT | Disinfectant Concn. Times The Contact Time |
| NBS | Nijmegen Breakage Syndrome |
| ESE | Extended-surface Electrolysis |