| Acronym | Meaning |
| CSA | Canadian Standards Authority |
| EHB | Extended Hubbard (hamiltonian) |
| TRXRD | Time-resolved X-ray Diffraction |
| PLOT | Porous Layer Open Tubular (capillary Column For Gas Chromatography) |
| NTU | Number Of Transfer Units (in Packed Tower Aeration System) |
| BAW | Bulk Acoustic Wave |
| CLCC | Ceramic Leaded Chip Carrier |
| VGAAS | Vapor Generation Atomic Absorption Spectrometry |
| TDCC | Time-dependent Close-coupling |
| VRDDO | Variable Retention Of Diatomic Differential Overlap |