| Acronym | Meaning |
| CCC | Counter Current Chromatography |
| OSBG | Optimized Support For Biological Growth |
| HABR | Hybrid Anaerobic Baffled Reactor (for Wastewater Treatment) |
| TDCC | Time-dependent Coupled-cluster |
| AFRSI | Advanced Flexible Reusable Surface Insulation |
| ACEMS | Angular Conversion Electron Moessbauer Spectroscopy |
| TFE | Thermionic Fuel Element |
| ASTROS | Automated Structural Optimization System |
| CHAMP | Community Health Air Monitoring Program |
| ADC | Analog-to-digital Converter |