| Acronym | Meaning |
| VTZ | Valence Triple Zeta (basis Set) |
| CCOHS | Canadian Centre For Occupational Health And Safety |
| BIFET | Bipolar Field Effect Transistor |
| PDF | Powder Diffraction File |
| POG | Post-orogenic Granitoids |
| BLM | Bureau Of Land Management |
| AERL | Air And Energy Engineering Research Laboratory |
| RADM | Regional Acid Deposition Model |
| HIIS | Heavy Ions In Space |
| GLOMAC | Global Modeling Of Atmospheric Chemistry |