| Acronym | Meaning |
| FIM | Forced Impulse Method (in Atom Ion-impact Ionization) |
| CROCUS | Cost Of The Energy Service Related To Overall Efficiency With Incentives For Infrastructure At Unchanged Service |
| BOCLE | Ball-on Cylinder Lubricity Evaluator |
| JWF | Jastrow Wave Function |
| EOX | Extractable Organic Halides |
| MIDDAS | Microdiameter Depth Adsorption Systems |
| CFS | Cubic Feet Per Second |
| MCL | Maximum Contaminant Level |
| ADI | Alternating Direction Implicit (method) |
| CMO | Complex Molecular Orbital Method |