| Acronym | Meaning |
| PAWS | Portable Acoustic Wave Sensor |
| NCAT | National Catalog Database (accessible Through OLS) |
| EBS | Electron Backscattering |
| MIGD | Million Imperial Gallon Per Day |
| PTWI | Provisional Tolerable Weekly Intake |
| FEL | Fixed Emission Limit |
| ALPID | Analysis Of Large Plastic Incremental Deformation |
| CCMSD | Computational Center For Molecular Structure And Design |
| LEGO | Lean Exhaust Gas Oxygen Sensor |
| SPFD | Simons-Parr-Finlan-Dunham (interat. Potential) |