| Acronym | Meaning |
| HON | Hazardous Organic NESHAP |
| CGI | Common Gateway Interface (web Scripting Tool) |
| PML | Promyelocytic Leukemia |
| USLE | Universal Soil Loss Equation (erosion Model) |
| FDA | Food And Drug Administration |
| BATSE | Burst And Transient Source Experiment |
| AE | Acoustic Emission |
| CBR | Cosmic Background Radiation |
| ABBOT | Atomic Billiard Ball Orbital Theory |
| NTB | Nonorthogonal Tight-binding |