| Acronym | Meaning |
| BTCA | Best Technology Currently Available |
| DUVAS | Derivative Ultraviolet Absorption Spectrometer |
| HAMS | Helium Atoms Measurement System |
| SCD | Sickle Cell Disease |
| INEGA | Instituto Nacional De Estadistica |
| BCF | Beneficiated Coal Fuel |
| MCL | Maximum Contaminant Level |
| UMER | Ultrasonically Modulated Electron Resonance |
| GFFF | Gravitational Field-flow Fractionation |
| BATNEEC | Best Available Technology Not Entailing Excessive Cost |