| Acronym | Meaning |
| DMA | Differential Mobility Analyzer |
| IAH | International Association Hydrogeologists |
| CGR | Crack Growth Rate |
| ODAS | Ocean Data Acquisition System |
| CEIS | Center For Environmental Information And Statistics (EPA) |
| PFPD | Pulsed-flame Photometer Detector |
| SCRF | Self-consistent Reaction Field |
| MIP | Microwave Induced Plasma |
| GTP | Group-transfer Polymerization |
| CARTS | Critical Actions Requirements Tracking System |