| Acronym | Meaning |
| MIESR | Matrix Isolation Electron Spin Resonance |
| NNDC | National Nuclear Data Center |
| SCM | Subsurface Chlorophyll Maximum |
| FLPMA | Federal Land Policy And Management Act |
| PIMC | Path-integral Monte-Carlo |
| SESCA | Scanning Electron Spectroscopy For Chemical Applications |
| NPRA | National Petroleum Refiners Association |
| HFBR | High Flux Beam Reactor |
| BPTI | Bovine Pancreatic Trypsin Inhibitor |
| OPC | Optical Particle Counter |