| Acronym | Meaning |
| FEL | Fixed Emission Limit |
| NACLA | The National Cooperation For Laboratory Accreditation |
| INEPT | Insensitive Nuclei Enhanced By Polarization Transfer |
| DIR | Diffusion Induced Recrystn. |
| LTP | Leachate Treatment Plant |
| IIXS | Ion Induced X-ray Spectroscopy |
| HOFF | Hybrid Orbital Force Field |
| COSMIC | Computer Oriented Structure Models From Inadequate Derived Coupling Data |
| IDAF | Interacting Distributed Approximating Function (propagator |
| PMC | Permanently Manned Capability (of Space Station) |