| Acronym | Meaning |
| SCADS | Superfund Chemical Analysis Data System (see CARD) |
| SNPS | Space Nuclear Power System |
| GADD | Growth Arrest And DNA Damage |
| CCRMP | Canadian Certified Ref. Materials Project |
| HSIA | Halogenated Solvents Industry Alliance |
| SASS | Source Assessment Sampling System |
| BEI | Backscattered Electron Imaging |
| NAMA | National Air Monitoring Audits |
| NCMS | National Center Manufacturing Sciences |
| LOTOS | Long Term Ozone Simulation |