| Acronym | Meaning |
| ESG | Electronic Specialty Gases |
| YAEL | Yankee Atomic Environmental Laboratory |
| IRES | Infrared Emission Spectroscopy |
| ISPM | In-situ Particle Monitor |
| LCL | Lymphoblastoid Cell Line |
| AETE | Absorption-energy Transfer-emission |
| EGR | Exhaust Gas Recirculation |
| EIC | Electrostatic Interaction Chromatography |
| CSRR | Coupled-state Rigid-rotor |
| ASW | Axial Spin Wave (type Of Hartee-Fock Wave Function) |