| Acronym | Meaning |
| PEPECO | Photoelectron-photoelectron Coincidence |
| LCAS MS | Linear Combination Of Atomic Spinors-molecular Spinors |
| EESL | Environmental Ecological And Support Laboratory |
| EFC | European Federation Of Corrosion |
| SEM | Std. Error Of The Mean |
| SAM | Stratospheric Aerosol Monitor |
| FRCA | Fire Retardant Chemicals Association |
| RADREM | Radioactivity Research And Environmental Monitoring Committee |
| SEP | Stimulated Emission Pumping |
| CBEA | Constrained Binary Encounter Approximation |