| Acronym | Meaning |
| PFEO | Perimeter Free Electron Orbital |
| FDA | Food And Drug Administration |
| IRPTC | International Register Of Potentially Toxic Chemicals |
| PET | Photoinduced Electron Transfer |
| STN | Scientific And Technical Information Network |
| LCIA | Life Cycle Impact Assessment |
| ALAP | As Low As Possible |
| ANG II | Angiotensin II |
| MFP | Magnetic Field Perturbative (method) |
| RCO | Regenerative Catalytic Oxidizer |