| Acronym | Meaning |
| FMCW | Frequency Modulated Continuous Wave |
| OPPTS | Office For Prevention |
| DFM | Dark Field Microscopy |
| BHMA | British Hard Metal Association |
| PPAR | Peroxisome Proliferator-activated Receptor |
| WANO | World Association Of Nuclear Operators |
| EWS | Engineering Workstation |
| OPPT | Office Of Pollution Prevention And Toxics (US EPA) |
| PEF | Peak Expiratory Flow |
| IMS | Ion Mass Spectrometer |