| Acronym | Meaning |
| EMT | Effective-medium Theory (of Bonding In Metallic Systems) |
| LCP | Liquid Crystal Polymer |
| IAP | Immunosuppressive Acidic Protein |
| MLEE | Multilocus Enzyme Electrophoresis |
| CBI | Compliance Biomonitoring Inspection |
| VICIM | Virtual Institute For Chemometrics And Industrial Metrology |
| ECSTM | Electrochemical Scanning Tunneling Microscopy |
| RFA | Regulatory Flexibility Analysis |
| OCIS | OSHA Computerized Information System |
| ECD | Electron Capture Detector (gas Chromatography) |