| Acronym | Meaning |
| APD | Action Potential Duration |
| BCR | Bureau Communitaire De Reference (of The CEE = Commission Of European Communities |
| PLTD | Phospholipid Transfer Protein |
| ASP | Activated Sludge Plant Or Process |
| CRM | Continuous Radon Monitor |
| ANS | Advanced Neutron Source |
| MOVBET | Molecular Orbital (into) Valence Bond Exponential Transformation |
| TFEL | Thin-film Electroluminescence |
| LRMA | Laser Raman Microanalysis |
| SXRD | Surface X-ray Diffraction |