| Acronym | Meaning |
| HMO | Hueckel Molecular Orbital |
| OEL | Occupational Exposure Limit |
| EMIS | Environmental Management Information System |
| IISRP | International Institute Of Synthetic Rubber Producers |
| NETA | National Environmental Training Association |
| RAM | Restricted Area Molding |
| BEIA | Biomedical And Environmental Information Analysis |
| OPACA | Organotin Paint Control Act Of 1988 (US) |
| ATS | Applied Technology Satellite |
| NFCR | National Foundation For Cancer Research |