| Acronym | Meaning |
| CARS | Corrective Action Reporting System (now Known As RCRIS) |
| ARB | Air Resources Board (California) |
| ASP | Antisegregation Process |
| GAR | Grain Aspect Ratio |
| CRL | Certified Reporting Limit |
| DAIM | Deformed Atoms In Molecules |
| HSK | Hylleraas Scherr Knight (variational Perturbation Procedure) |
| CHEMICS | Combined Handling Of Elucidation Methods For Interpretable Chemical Structures |
| HACCP | Pathogen Reduction And Hazard Analysis Critical Control Point |
| NOBIC | Near-field Optical Beam Induced Current |