| Acronym | Meaning |
| FNMRI | Flow Nuclear Magnetic Resonance Imaging |
| GHRS | Goddard High Resolution Spectrograph |
| APA | Air Pathway Analysis |
| BOPP | Biaxially Oriented Poly(propylene) |
| UNEP | United Nations Environmental Program |
| ARXPS | Angular Resolved X-ray Photoelectron Spectroscopy |
| WTA | Wind Trajectory Analysis (for Airborne Particulate Samples) |
| AAW | Air Acetylene Welding |
| ARPUS | Angle-resolved Ultraviolet Photoelectron Spectroscopy |
| MITI | Ministry Of International Trade And Industry (Japan) |