| Acronym | Meaning |
| ELAS | Electro Acoustic Spectrometry |
| MICE | Methods Information Communications Exchange |
| LSA | Local Space Approximation |
| EPKR | Electrochem. Polarization Kinetic Reactivation |
| SNP | Sodium Nitroprusside |
| BPCT | Best Practicable Control Technology |
| NBS | National Bureau Of Standards |
| MTBE | Methyl Tert Butyl Ether (gasoline Additive) |
| PEM | Parametric Equations Of Motion |
| IDAF | Interacting Distributed Approximating Function (propagator |