| Acronym | Meaning |
| TCEQ | Texas Commission On Environmental Quality |
| STARS | Strategic Targeting Activities Reporting System |
| HRGS | High-resolution Gamma-ray Spectrometry |
| SATI | Spectral Airglow Temp. Imager |
| CZE | Capillary Zone Electrophoresis |
| STP | Similarity Transformation (based) Perturbation (theory) |
| HIIS | Heavy Ions In Space |
| TIGR | The Institute For Genomic Research |
| ENA | Energetic Neutral Atoms (astronomical Plasmas) |
| CGTB | Cellular And Genetic Toxicology Branch |