| Acronym | Meaning |
| PTD | Protein Transduction Domain |
| PDVSA | Petroleos De Venezuela |
| MCCEM | Multi-chamber Concentration And Exposure Model |
| FSA | Free And Saline Ammonia (e.g. |
| AQS | Air Quality Subsystem (subsystem Of AIRS) |
| VSTEP | Vertical-to-surface Transmission Electrophotonic Device |
| ELAS | Electro Acoustic Spectrometry |
| AIPHOS | Artificial Intelligence For Planning And Handling Organic Synthesis |
| AEFCA | All-electron Frozen-core Approximation |
| LAL | Limulus Amebocyte Lysate (endotoxin Test) |