Biological Oxygen Demand = ppm of O2 needed to oxidize all organic molecules.
(Biological Oxygen Demand = ppm of O2; needed; to oxidize all organic molecules) Context(Biological Oxygen Demand = ppm of O2 needed,List([0, 43))):(Biological Oxygen Demand = ppm of O2; needed to oxidize; all organic molecules)
Biological Oxygen Demand = ppm of O2 needed,List([0, 43))
Biological Oxygen Demand = ppm of O2 Biological Oxygen Demand = ppm of O2
needed needed to oxidize
to oxidize all organic molecules
all organic molecules