| Acronym | Meaning |
| AMS | Accelerator Mass Spectrometry Or Spectroscopy |
| CLC | Clean Lakes Clearinghouse |
| EAPFS | Extended Appearance-potential Fine-structure Spectroscopy |
| HASE | Hydrophobically Modified Alkali-swellable Emulsion |
| PAMSA | PCR Amplification Of Multiple Specific Alleles |
| ROHS | Restrictions On Hazardous Substances |
| ORBIT | On-line Retrieval Of Bibliographic Information Timesharing |
| SAMBA | Satellite For Measurement Of Background Anisotropies |
| HCA | Human Carbonic Anhydrase |
| CGTF | Cartesian Gaussian-type Function |