| Acronym | Meaning |
| EMCI | Envirofacts Master Chemical Integrator |
| CNDO/S | Complete Neglect Of Differential Overlap/spectroscopic |
| SPLEEM | Spin-polarized Low-energy Electron Microscopy |
| LOI | Loss On Ignition |
| SLEAF | Scanning Laser Environmental Airborne Fluorosensor |
| COMP | Cartilage Oligomeric Matrix Protein |
| CBI | Compliance Biomonitoring Inspection |
| VCC | Variable Curvature Coordinates (in Calcns. On Mol. Vibrations) |
| LET | Light-emitting Transistor |
| FERP | Field Emission Retarding Potential |