| Acronym | Meaning |
| ILAC | International Laboratory Accreditation Cooperation |
| APRR | Adiabatic Passage Rotational-resonance |
| CLS | Core Level Spectroscopy |
| ADCI | American Die Casting Institute |
| AEPECS | Auger Electron-photoelectron Coincidence Spectroscopy |
| IISCI | Initial Ionic State Comfiguration Interaction |
| MNDO/M | Modified MNDO |
| SCI | Stabilized Criegee Intermediate(s) |
| IPDI | Isophorone Diisocyanate |
| HSWA | Hazardous And Solid Waste Amendments Of 1984 |