| Acronym | Meaning |
| APGF | Antisymmetrical Product Of Group Functions (a Wave Function) |
| NARA | United States National Archives And Records Administration |
| PAC | Powdered Activated Carbon |
| HMWPE | High-molecular-weight Polyethylene |
| LEC | Light-emitting Electrochemical Cell |
| TIU | Technical Information Unit |
| FUSE | Far Ultraviolet Spectroscopic Explorer |
| CSI | Crystal Structure Imaging |
| DCEN | Direct Current Electrode Negative |
| STS | Sequence-tagged Site |