| Acronym | Meaning |
| NVFEL | National Vehicle And Fuel Emissions Laboratory |
| FAS | Flame Absorption Spectroscopy |
| GTA | Gas Tungsten Arc Welding |
| OFDR | Off-frequency Decoupling Resonance |
| CIBO | Council Of Industrial Boiler Owners |
| SAM | Sterile Alpha Motif |
| DIRLD | Dynamic Infrared Linear Dichroism |
| CTEQ | The Coordinated Theoretical-Experimental Project On QCD |
| DIIS | Direct Inversion In The Iterative Space |
| ASQ | Axle Shaft Quality |