| Acronym | Meaning |
| DMFC | Direct Methanol Fuel Cell |
| IEV | Independent Event (model In Ion-atom Collisions) |
| PWS | Public Water System |
| HEN | High-efficiency Nebulizer |
| SHBG | Sex Hormone-binding Globulin |
| HMWPE | High-molecular-weight Polyethylene |
| TID | Thermionic Ionization Detector |
| ZEKE | Zero Electron Kinetic Energy |
| VF | Valence Force (model In Bond Properties Calcns. In Solids) |
| ELKM | Extended Lumped Kinetic Model |