Biochemical oxygen demand

https://www.wikidata.org/wiki/Q215624

Field Hierarchy

Parent
Engineering 23.9M papers	Environmental science 7.7M papers	Waste management 1.5M papers	Environmental engineering 949k papers
Wastewater 240k papers	Sewage treatment 116k papers	Chemical oxygen demand 40.5k papers
Current
Biochemical oxygen demand 13.9k papers
Child

Trends

Notes

History