| Acronym | Meaning |
| COG | Coke-oven Gas |
| VAZC | Vibrationally Adiabatic Zero Curvature (quantum Calcn. Approxn.) |
| RIA | Regulatory Impact Analysis |
| DTC | Differential Thermal Calorimetry |
| SNIF | Site-specific Natural Isotope Fractionation |
| UGF | Unitary-group Formulation (in Many-body Quantum Theory) |
| PEEM | Photoemission Electron Microscopy |
| ADAPTS | Air Deliverable Antipollution Transfer System |
| DPN | Dip-pen Nanolithography |
| CARS | Corrective Action Reporting System (now Known As RCRIS) |