| Acronym | Meaning |
| FPLH | Free-Phase Liquid Hydrocarbon |
| SACM | Superfund Accelerated Cleanup Model |
| TEOM | Tapered Element Oscillating Microbalance |
| DSS | Deep Seismic Sounding |
| MHW MO | Mulliken-Helmholz-Wolfsberg Molecular Orbital |
| SEW | Site Electron-density Wave |
| CBS-QCI | Complete Basis Set-quadratic Configuration Interaction |
| CFTR | Cystic Fibrosis Transmembrane Conductance Regulator |
| ADXPS | Angular Dependent X-ray Photoelectron Spectroscopy |
| HTSUS | Harmonized Tariff System U.S. |