| Acronym | Meaning |
| POC | Purgeable Organic Carbon |
| SCCR | Self-consistent Current Relaxation (in Electronic Dynamic Structure Factor Calcns.) |
| AHW | Atomic Hydrogen Welding |
| WCA | Weeks-Chandler-Andersen (theory In Liq.-structure Calcns.) |
| BOM | Benthic Organic Matter |
| MAOS | Microwave-assisted Organic Synthesis |
| RCM | Rotated-coordinate Method |
| ASTHO | Association Of State And Territorial Health Officers |
| DMC | Double Metal Cyanide |
| RSP | Respirable Suspended Particulates |