| Acronym | Meaning |
| PETP | Poly(ethylene Terephthalate) |
| CCA | Close-coupling Approximation |
| PM10 | Particulate Matter |
| AHH | Aryl Hydrocarbon Hydroxylase |
| NADAP | National Atmospheric Deposition Assessment Program |
| ESPRIT | European Strategic Programme For Research And Development In Information Technology |
| RGA | Residual Gas Analysis |
| BEST | Basic Extractive Sludge Treatment |
| SEVB | Semiempirical Valence Bond |
| GRF | Growth Hormone Releasing Factor |