| Acronym | Meaning |
| HWDU | Hazardous Waste Disposal Unit |
| ICLAS | Intracavity Laser Absorption Spectroscopy |
| PSD | Postsynaptic Density |
| ATCM | Air Toxics Control Measure |
| FAKE | Fast Accurate Kinetic-energy (MO Method) |
| DCA | Dressed-cluster Approximation (in Band-structure Calcns.) |
| AMC | Advanced Molding Compound |
| RDH | Rapid Displacement Heating (pulping - For Paper) |
| IRPDS | Infrared Photothermal Deflection Spectroscopy |
| ASQ | Axle Shaft Quality |