| Acronym | Meaning |
| OPCW | Organization For Prohibition Of Chemical Weapons |
| LADD | Lifetime Average Daily Dose |
| CAFNA | Coded Aperture Fast Neutron Analysis |
| CEEL | Community Emergency Exposure Level |
| OEMTB | One-electron Mol. Tight-binding (for Electronic Structure) |
| ISTO | Industry Standards And Technology Organization |
| MBRS | Molecular Beam Reactive Scattering |
| MAE | Microalloying Elements |
| MP3 | Moeller-Plesset Third-order Perturbation Theory |
| SPLP | Synthetic Pptn. Leaching Procedure |