| Acronym | Meaning |
| FBCB | Fixed Bed Circulating Bioreactor (for Wastewater Treatment) |
| ECP | Exchange Core Polarization |
| ACNK | Al2O3/(CaO + Na2O + K2O) |
| SADT | Self Accelerating Decomposition Temperature |
| EMS | Electromagnetic Susceptibility |
| MSHA | Mine Safety And Health Administration (US) |
| TLP | Transient Liquid Phase |
| QUPID | Quantum Path Integral (mol.) Dynamics (method In Mol. Calcns.) |
| PTD | Photothermal Deflection |
| PIES | Penning Ionization Electron Spectroscopy |