| Acronym | Meaning |
| PIRAS | Polarized Infrared Absorption Spectroscopy |
| ELLPAT | Environmental Lead Laboratory Proficiency Analytical Testing |
| RMP | Restricted Moeller-Plesset |
| CP/MAS | Cross Polarization/magic Angle Spinning [in Regard To NMR] |
| NAMAS | National Measurement Accreditation Service (UK) |
| FIT | Flow Injection Titration |
| HCI | Human-Computer Interface |
| IDA | Interdigitated Array (microelectrodes) |
| EMCI | Envirofacts Master Chemical Integrator |
| UGLCC | Upper Great Lakes Connecting Channels |