| Acronym | Meaning |
| RVCM | Residual Vinyl Chloride Monomer |
| BTCA | Best Technology Currently Available |
| ECDIN | Environmental Chemicals Data And Information Network |
| MSCET | Month And State Current Emission Trends |
| NBS | Nijmegen Breakage Syndrome |
| EAA | Excitatory Amino Acid |
| OAP | Optical Atom Probe |
| LTO | Laguerre-type Orbital (an Ao) |
| SCBC | Self-consistent Basis And Configuration |
| CMP | Capacitively Coupled Microwave Plasma |