| Acronym | Meaning |
| ASIP | Aircraft Structural Integrity Program |
| DIDG | Diisodecyl Glutarate |
| DMFC | Direct Methanol Fuel Cell |
| HASL | Hot Air Solder Leveling [electronics] |
| LFAM | Line Focus Acoustic Microscope |
| IOSA | Infinite Order Suden Approxn. (for Mol. Scattering Calcns.) |
| MMAD | Mass Median Aerodynamic Diameter (aerosol) |
| FIFRA | Federal Insecticide |
| STXM | Scanning Transmission X-ray Microscope |
| PMDL | Practical Method Detection Limit |