| Acronym | Meaning |
| EMCOR | European Minor Constituent Radiometer |
| LPVD | Laser Physical Vapor Deposition |
| FIP | Flow Injection Potentiometry |
| ESEP | Exact Static Exchange (plus) Polarization (potential) |
| OAQPSTTN | Office Of Air Quality Planning And Standards Technology Transfer Network |
| FGSE | Field-gradient Spin-echo |
| PAFC | Phosphoric Acid Fuel Cells |
| EMP | Electrostatic Molecular Potential (for Electronic-structure) |
| LECIVA | Low Energy Charge-induced Voltage Alteration |
| DOPAC | 3,4-dihydroxyphenylacetic Acid |