| Acronym | Meaning |
| AHA | American Heart Association |
| CART | Cloud And Radiation Testbed |
| OCT | Optimized Cluster Theory |
| RFD | Reference Dose |
| CEDE | Committed Effective Dose Equivalent |
| FRM | Fiber-reinforced Metals |
| TRRFC | Time-resolved Radio Frequency Conductivity |
| HCWP | Hard Corrugated Wall Potential |
| ESD | Emission Standards Division |
| SPIS | Surface Penning Ionization Spectroscopy |