| Acronym | Meaning |
| FISCI | Final Ionic State Configuration Interaction |
| GOES | Geostationary Operational Environmental Satellite |
| NLAP | Nonlimited Aeration Process (for Waste Treatment) |
| EDGAR | Emissions Database For Global Atm. Research |
| CETTP | Complex Effluent Toxicity Testing Program (US EPA) |
| EO | Ethylene Oxide |
| NEET | Nuclear Excitation In Electronic Transition |
| CIDNP | Chemically Induced Dynamic Nuclear Polarization |
| BSA | Breathing-sphere Approxn. (for Inelastic Mol. Collisions) |
| CSEPP | Chemical Stockpile Emergency Preparedness Plan |