Biochemical oxygen demand (BOD)
"Test to measure biodegradable organic matter present in water. It can be used to infer the general water quality." (United Nations Publications, 2013)
Sources
United Nations Publications. "Glossary of Shared Water Resources (English-Arabic): Technical, Socioeconomic and Legal Terminology." (2013). DOI:https://dx.doi.org/10.18356/70b462ce-en