| Acronym | Meaning |
| RITG | Radiatively Important Trace Gases |
| MCPN | Matrix Coherent Potential Approximation |
| AIME | American Institute Of Mining |
| FCI | Full Configuration Interaction |
| APL | Alternative Pollutant Limits |
| TRE | Total Resource Effectiveness |
| CFS | Continuous Flow System |
| 3P | Pollution Prevention Pays |
| PCMCIA | Personal Computer Memory Card International Association |
| NAERG | North American Emergency Response Guidebook |