| Acronym | Meaning |
| SCFB | Standard Cubic Feet Per Barrel |
| SPHINCS | Sequential PHoton Interrogation And Neutron Counting Signatures |
| PMIRRAS | Polarization Modulation Infrared Reflection Absorption Spectroscopy |
| LDQ | Linnett Double Quartet (equivalent To Nonpairing Spatial Orbital Theory) |
| HDL | High Density Lipoprotein |
| QRIOSA | Quantum Reactive Infinite Order Sudden Approxn. |
| APFIM | Atom Probe Field Ion Microscopy |
| ROA | Relaxed Orbital Approximation |
| HIPS | High Impact Polystyrene |
| AASIR | Advanced Atmospheric Sounding And Imaging Radiometer |