| Acronym | Meaning |
| PFE | Pressurized Fluid Extraction |
| SWIFT | Stored Wave-form Inverse Fourier Transform |
| NLMO | Nonorthogonal Localized Molecular Orbital |
| PDVSA | Petroleos De Venezuela |
| POCI | Parent Orbital Configuration Interaction |
| UVCS | UV Coronagraph Spectrometer |
| IPPC | Integrated Pollution Prevention And Control |
| BHR | Bronchial Hyperresponsiveness |
| TOA | Thermooptical Analysis |
| AACC | American Association Of Cereal Chemists |