| Acronym | Meaning |
| ECCS | Electro-coated Chromium Steel |
| EQPAC | Equatorial Pacific Study |
| XPM | Cross-phase Modulation |
| RSM | Reactive Scavenging Module |
| RHFS | Restricted Hartree-Fock-Slater |
| UGF | Unitary-group Formulation (in Many-body Quantum Theory) |
| HRA | Health Risk Assessment |
| CIPEA | Comite International Pour L'Etude Des Argiles |
| PERT | Program Evaluation And Review Technique |
| EQA | External Quality Assessment |