| Acronym | Meaning |
| CONTRAST | Connectivity Tracing Assignment Tools |
| SRM | Single Residue Method |
| EIQ | Emission Inventory Questionnaire |
| IRES | Infrared Emission Spectroscopy |
| GFCM | Green-function Cellular Method |
| SERI | Solar Energy Research Institute |
| ARMAX | Autoregressive Moving Average Exogenous |
| DSLFS | Doppler-shift Laser Fluorescence Spectroscopy |
| CPE | Cloud Point Extraction |
| NELAC | National Environmental Laboratory Accreditation Conference |