| Acronym | Meaning |
| NRC | National Response Center |
| EC | Enzyme Commission |
| XES | X-ray Emission Spectroscopy |
| NCPM | Noncritical Phase-matching |
| IRMDR | Infrared Microwave Double Resonance |
| TRIS | Toxic Release Inventory System |
| SALDI | Surface-assisted Laser Desorption/ionization |
| RAINS | Regional Acidification Information And Simulation |
| MD/MC-CEM | Molecular Dynamics/Monte Carlo-corrected Effective Medium |
| DQSK | Drawing Quality Special Killed |