| Acronym | Meaning |
| LDV | Light Duty Vehicle |
| LEES | Local Excess-electron State (a Mol.-crystal Wave Function) |
| ACSTM | Alternating Current Scanning Tunneling Microscopy |
| JCBN | IUPAC-IUB Joint Commission On Biochemical Nomenclature |
| PMDL | Practical Method Detection Limit |
| IDAF | Interacting Distributed Approximating Function (propagator |
| BCC | Bioaccumulative Chemicals Of Concern |
| MLD | Metachromatic Leukodystrophy |
| DIGM | Diffusion Induced Grain Boundary Migration |
| PCV | Positive Crankcase Ventilation |