| Acronym | Meaning |
| HAC | Hydrogen-assisted Cracking |
| DEP | Diethyl Phthalate |
| ACL | Average Contaminant Level |
| NFRAP | No Further Remedial Action Planned |
| CSCM | Chemical Shift Correlation Map |
| IEF | Isoelectric Focusing |
| NES | US National Eutrophication Study |
| CIV | Critical Ionization Velocity (ionosphere) |
| HIPCO | High-pressure Carbon Monoxide |
| VAD | Vapor Axial Deposition |