| Acronym | Meaning |
| NBSR | Neutron Beam Split-core Reactor |
| IFM | Interfacial Force Microscopy |
| NZRPA | Normalized Zero-range Potential Approxn. |
| ALS | Acetolactate Synthase |
| MEP | Multiple Extraction Procedure |
| ORD | Office Of Research And Development (USEPA) |
| PSCI | Partitioned (orbital Hessian) Super-configuration Interaction |
| USPHS | United States Public Health Service |
| IMPPT | Interaction Moeller-Plesset Perturbation Theory |
| WTQA | Waste Testing And Quality Assurance |