| Acronym | Meaning |
| PESTANV4.0 | Pesticide Analytical Model Version 4.0 |
| FAEC | Factor Analysis With Equilibrium Constraints |
| ABR | Anaerobic Baffled Reactor (for Wastewater Treatment) |
| GFCI | Ground Fault Circuit Interrupter |
| ESPRIT | European Strategic Programme For Research And Development In Information Technology |
| SCCF | Self-consistent Crystal Field (method For Calcns. On Molecular Crystals) |
| GPS | Generalized Phase Shift Formalism |
| NMRD | Nuclear Magnetic Relaxation Dispersion |
| PMDA | Pyromellitic Dianhydride |
| RCRA | Resource Conservation And Recovery Act Of 1976 |