| Acronym | Meaning |
| CIOS | Classical Infinite Order Sudden (in Atom-mol. Reaction Calcns.) |
| CNTF | Ciliary Neurotrophic Factor |
| SPF | Specific Pathogen-free |
| NIRIM | National Institute For Research In Inorganic Materials |
| BPR | Bromopyrogallol Red |
| LARVA | Light-absorption Ratio Variation Approach |
| HALT | Hydrate Addition At Low Temperature (for Sulfur Dioxide Removal From Flue Gases) |
| SPE | Solid Polymer Electrolyte |
| HEL | Hen Egg Lysozyme |
| MLSC | Microvolume Laser Scanning Cytometry |