| Acronym | Meaning |
| PTGC | Programmed-temperature Gas Chromatography |
| FEP | Hexafluoropropylene-tetrafluoroethylene Copolymer |
| OCTA | Oxidizing Capacity Of The Tropospheric Atmosphere |
| SBCPA | Single-bond Coherent Potential Approximation |
| PEFR | Peak Expiratory Flow Rate (lung Function) |
| APDI | Anisotropic Point-dipole Interaction (model For Calcg. Long-range Intermol. Dispersion Forces) |
| CMCPE | Chemically Modified Carbon-paste Electrode |
| DOD | Department Of Defense |
| LLRD | Long-lived Radioactive Dust |
| ULIRG | Ultraluminous Infrared Galaxy |