| Acronym | Meaning |
| TLDA | Total Lifetime Distribution Analysis |
| CPM | Crucible Particle Metallurgy |
| TIU | Technical Information Unit |
| RPIPC | Reversed-phase Ion-pair Chromatography |
| EGD | Evolved Gas Detection |
| GIABS | Gastro-Intestinal Absorptivity |
| GAR | Grain Aspect Ratio |
| HFWG | Hollow Fiber Waveguide |
| END | Electron Nuclear Dynamics (method In Atomic And Molecular Scattering Calcns.) |
| RDS | Respiratory Distress Syndrome |