| Acronym | Meaning |
| BPV | Bovine Papillomavirus |
| ICR | Information Collection Rule |
| CCA | Convex Constraint Analysis |
| HTU | Height Of Transfer Unit (in Packed Tower Aeration System) |
| SID | Selected Ion Detection |
| IAP | Integrin-assocd. Protein |
| UCID | Unrestricted CI (with) Single (and) Double (excitations) |
| VOC | Volatile Organic Compound(s) |
| PTSA | Pressure And Temperature Swing Adsorption |
| PTD | Photothermal Deflection |