| Acronym | Meaning |
| HPI | Hydrocarbon Processing Industry |
| NLTE | Non-local Thermodynamic Equilibrium |
| STIS | Space Telescope Imaging Spectrograph |
| ISPCR | In Situ Polymerase Chain Reaction |
| SBF | Simulated Body Fluid |
| GPS | Generalized Phase Shift Formalism |
| BCC | Brueckner Coupled Cluster |
| AOEC | Association Of Occupational And Environmental Clinics |
| BMRC | British Medical Research Council |
| DAS | Double Antibody Sandwich |