| Acronym | Meaning |
| AWFCO | Automatic Waste Feed Cutoff |
| DMA | Differential Mobility Analyzer |
| IPPP | Inner Projections (of The) Polarization Propagator (in Calcns. On Nuclear Spin Coupling) |
| PID | Photoionization Detector (gas Chromatography) |
| PONA | Paraffins, Olefins, Naphthalenes, And Aromatics (in Petroleum Analysis) |
| MPL | Maximum Permitted Level |
| REFET | Ref. Field Effect Transistor |
| EMPACT | Environmental Monitoring For Public Access And Community Tracking |
| MTC | Medullary Thyroid Carcinoma |
| SC | Surface Capacitance |