| Acronym | Meaning |
| OCE | Overall Control Efficiency |
| QCISD | Quadratic Configuration Interaction With Single And Double Excitation |
| CSCT | US EPA Consortium For Site Characterization Technology |
| DCA | Detrended Correspondence Ordination Analysis |
| LASCO | Large Angle Spectroscopic Coronograph |
| AISIT | Automatic Intelligent Sampler For Inorganic Trace Constituents |
| CGPS | Canadian Galactic Plane Survey |
| CMR | Colossal Magnetoresistance |
| CWTC | Chemical Waste Transportation Council |
| RXF | Refracted X-ray Fluorescence |