| Acronym | Meaning |
| INEGA | Instituto Nacional De Estadistica |
| CELS | Characteristic Energy Loss Spectroscopy |
| FLAPW | Full-potential Linearized Augmented Plane Wave |
| EOX | Extractable Organic Halides |
| RSM | Reduction Symmetry Method (in Crystal Field Theory) |
| BLCAO | Bilinear Combination Of Atomic Orbitals |
| MCV | Mean Corpuscular Volume |
| FE | Fugitive Emissions |
| LRAT | Lecithin-retinol Acyltransferase |
| CESQG | Conditionally Exempt Small Quantity Generator |