| Acronym | Meaning |
| GCB | Graphitized Carbon Black |
| FAT | Fatty Acid Translocase |
| CAPS | 3-(cyclohexylamino)-1-propanesulfonic Acid |
| APE | Aerosol Photoemission |
| RBSC | Reaction-bonded Silicon Carbide |
| UNEP | United Nations Environmental Program |
| PDI | Point Dipole Interaction (model For Mol.-polarizability Calcns.) |
| ISI | Information Systems Inventory |
| RVCM | Renormalized Virtual-crystal Method (for Electronic Structure) |
| CAD | Computer-Aided Design |