| Acronym | Meaning |
| AWS | American Welding Society |
| LISPS | Laser-induced Shock Wave Plasma Spectroscopy |
| RADM | Regional Acid Deposition Model |
| TST | Transition State Theory |
| MIS | Management Information System (OSHA) |
| GSR | Gunshot Residue |
| CMBR | Cosmic Microwave Background Radiation |
| BCG | Bacillus Calmette-Guerin |
| PNN | Probabilistic Neural Network |
| IBARE | Ion Beam Assisted Radical Etching |