| Acronym | Meaning |
| PTV | Particle-tracking Velocimetry |
| LDEF | Long Duration Exposure Facility (for Spacecraft Material Testing) |
| SECM | Scanning Electrochemical Microscopy |
| GDC | Global Drifter Center (of WOCE Data System) |
| ORM | Other Regulated Material (DOT) |
| AHU | Air Handling Unit |
| PVP | Polyvinyl Pyrrolidone |
| FIM | Forced Impulse Method (in Atom Ion-impact Ionization) |
| CRIMS | Chemical Reaction Interface Mass Spectrometry |
| PWB | Printed Wiring Board |