| Acronym | Meaning |
| PFBC | Pressurized Fluidized-bed Combustion (in Energy Technology) |
| ICTAC | International Confederation For Thermal Analysis And Calorimetry |
| HALT | Hydrate Addition At Low Temperature (for Sulfur Dioxide Removal From Flue Gases) |
| INS | Ion Neutralization Spectroscopy |
| LEF | Large-amplitude Elec. Field Fluctuations |
| FCCC | Framework Convention On Climate Change |
| SMIL | Synchronized Multimedia Integration Language |
| SKY | Spectral Karyotyping |
| EAF | Electric Arc Furnace |
| CSF | Cerebrospinal Fluid |