| Acronym | Meaning |
| CAA | Clean Air Act Of 1970 |
| HANS | Heavy Aromatic Naphtha Solvent |
| MFAG | Medical First Aid Guide For Use In Accidents Involving Dangerous Goods |
| RAS | Renin-angiotensin System |
| PACIMS | Passive Chem. Ionization Mass Spectrometry |
| LWIR | Long Wavelength IR |
| EOR | Enhanced Oil Recovery |
| CFE | Colony-forming Efficiency |
| SETB | Semiempirical Tight Binding |
| CPDAM | Cumulative Potential-derived Atomic Multipole (calcn. Method) |