| Acronym | Meaning |
| FCC | Food Chemicals Codex |
| SCHAZ | Subcritical Heat-affected Zone |
| FRES | Forward Recoil Emission Spectrometry |
| ACHMM | Academy Of Certified Hazardous Materials Managers |
| CHP | Combined Heat Power |
| HMWMC | Hazardous Materials And Waste Management Consortium |
| APG | Antisymmetrized Product Of Geminals (wave Function) |
| CPA | Coupled-pair Approximation |
| ART | Absolute Rate Theory |
| AEA-MO | All-electron Approxn.-mol. Orbital |