| Acronym | Meaning |
| APA | Air Pathway Analysis |
| MSMO | Multiple Scattering Molecular Orbital Method (also Known As X(alpha) Scattered-wave) |
| ZAAS | Zeeman Atomic Absorption Spectroscopy |
| HUFA | Highly Unsaturated Fatty Acids |
| TDL | Tunable Diode Laser |
| QCA | Quasicrystalline Approximation |
| MASERATI | Middle Atmosphere Spectrometric Experiment On Rockets For Analysis Of Trace Gas Influences |
| CLIPS | Chemical List Index And Processing System |
| SSOP | Sequence Specific Oligonucleotide Probe |
| LASCO | Large Angle Spectroscopic Coronograph |