| Acronym | Meaning |
| HWDMS | Hazardous Waste Data Management System |
| CC | Coupled-cluster (quantum Calcn. Method) |
| SNR | Signal-to-noise Ratio |
| NPDES | National Pollutant Discharge Elimination System |
| PVAC | Poly(vinyl Acetate) |
| MWFA | Metalworking Fluids Containing Amines |
| DLA | Diffusion-Limited Aggregation |
| ECDIN | Environmental Chemicals Data And Information Network |
| DAS | Double Antibody Sandwich |
| EIS | Eikonal Initial State (in Scattering Calcns.) |