| Acronym | Meaning |
| APCA | Air Pollution Control Association |
| AERMOD | AMS/EPA Regulatory Model |
| CAROL | Centralized Air Emissions Repository On-Line |
| BSWKB | Broken Supersymmetric Wentzel-Kramers-Brillouin |
| PIPS | Passivated Implanted Planar Silicon |
| NPS | Nonpoint Source |
| RSMR | Rayleigh Scattering Of Moessbauer Radiation |
| MNDO | Modified Neglect Of Differential Overlap |
| FBR | Fixed Bed Reactor |
| TICT | Twisted Intramolecular Charge Transfer |