| Acronym | Meaning |
| LPMA | Laser-probe Microanalysis |
| MCA | Manufacturing Chemist Association |
| PESC | Passivated Emitter Silicon Solar Cell |
| FOEA | First-order Eikonal Approximation |
| A/PI | Ab Initio Perturbed Ion (quantum Clacn. Method) |
| ADHD | Attention Deficit Hyperactivity Disorder |
| ELSA | Emergency Level Scale Assessment |
| EIFS | Exterior Insulation And Finish Systems [coatings] |
| EUSES | European Union System For Evaluation Of Substances |
| RVR | Renal Vascular Resistance |