| Acronym | Meaning |
| UBD | Under-bath Decarburization |
| TCXO | Temperature-compensated Crystal Oscillator |
| AH | Aryl Hydrocarbon |
| TPCF | Two-point Correlation Function |
| ASA | At. Sphere Approxn. |
| EAS | Exposure Assessments |
| PIO | Paired Interaction Orbital |
| PPM | Pair Population Method |
| SDSD | Satellite Data Services Division |
| ZERI | Zero Emissions Research Initiative |