| Acronym | Meaning |
| TROLL | Transmitter And Receiver Of Laser Light |
| ALS | Acid Labile Subunit |
| MCL | Method Calibration Limit |
| SUP-CI | Superdirect CI |
| COMPREHEND | Community Programme Of Research On Environmental Hormones And Endocrine Disrupters |
| NIS | Neutron Inelastic-scattering |
| SELEX | Systematic Evolution Of Ligands By Exponential Enrichment |
| FCC | Fluidized Catalytic Cracking |
| AIR RISC | Air Risk Information Support Center |
| RSAC | Remote Sensing Applications Center (US Forest Service) |