| Acronym | Meaning |
| CLP | Contract Laboratory Program |
| FCC | Flat Collect Circuit (in Solar Cell Array For Spacecraft) |
| REL | Recommended Exposure Limit(s) |
| IEC | Ion-exchange Chromatography |
| SCF | Single Crystal Fiber |
| PIM | Powder Injection Molding |
| MRDL | Maximum Residual Disinfectant Level |
| TLM | Triple Layer Model (of Adsorption) |
| AFFF | Aqueous Film-forming Foam |
| NIWG | National Interagency Work Group |