| Acronym | Meaning |
| CXC | Chandra X-ray Center |
| ANZECC | Australian And New Zealand Environment And Conservation Council |
| AAL | Acceptable Ambient Level(s) |
| NREL | National Renewable Energy Laboratory (formerly SERI) |
| ENAA | Epithermal Neutron Activation Analysis |
| ISS | Ion Scattering Spectroscopy |
| IPAD | Integrated Pulsed Amperometric Detection |
| ACAID | Anterior Chamber Associated Immune Deviation |
| LCF | Low-cycle Fatigue |
| WDI | World Drug Index |