| Acronym | Meaning |
| IRGCHAZ | Intercritically Reheated Grain-coarsened Heat-affected Zone |
| CAC | Continuous Annular Chromatograph |
| FR | Federal Register |
| DWBE | Distorted-wave Born (approxn. With) Exchange |
| GEOSECS | Geochemical Ocean Sections |
| CMC-SCF | Complete Multiconfiguration Self-consistent Field |
| LPA | Low Profile Additive [in Plastic Composites] |
| FOCS | Fiber Optic Chemical Sensor |
| ICM | Injection Compression Molding |
| EHAP | Extremely Hazardous Air Pollutant |