| Acronym | Meaning |
| PSNO | Pseudonatural Orbital |
| LDI | Laser Desorption Ionization |
| NRM | Nuclear Reference Material |
| MMMF | Man-Made Mineral Fiber |
| PVP | Polyvinyl Pyrrolidone |
| EOTC | European Organization For Testing And Certification |
| FDR | Frequency Domain Reflectometry |
| LCIF | Linear Combination Of Interacting Forces |
| EDC | Electron Energy Distribution Curve |
| XLPE | Crosslinked Polyethylene |