| Acronym | Meaning |
| LOGD | Limit Of Guaranteed Detection |
| OPTS | Office Of Pesticides And Toxic Substances (USEPA) |
| OSM | US Office Of Surface Mining Reclamation And Enforcement |
| IPC | Ischemic Preconditioning |
| SEGH | Society For Environmental Geochemistry And Health |
| TCSM | Tropospheric Chemistry Systems Model |
| IARC | International Agency For Research On Cancer |
| SCSAG | Small-curvature Semiclassical Adiabatic Ground-state (tunneling Approxn.) |
| IMACNMMN | International Mineralogical Assocn. Commission On New Minerals And Mineral Names |
| ILM | Immobilized Liquid Membrane |