| Acronym | Meaning |
| PAS | Photoacoustic Spectroscopy |
| CAB | Combination Of Atomic Boxes (mo Method) |
| CINDA | Computer Index Of Neutron Data |
| MEKP | Methyl Ethyl Ketone Peroxide |
| STATE | Sulfur Transport And Transformation In The Environment |
| EARTOF | Energy And Angle Refocusing Time-of-flight Mass Spectrometry |
| OSW | US Office Of Saline Water |
| SPAG | Small Particle Aerosol Generator |
| MCPF | Modified Coupled-pair Functional (method In CI Calcns.) |
| BNF | Biological Nitrogen Fixation |