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biochemical oxygen demand

   Also found in: Medical, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
biochemical oxygen demand
n.
The amount of oxygen required by aerobic microorganisms to decompose the organic matter in a sample of water, such as that polluted by sewage. It is used as a measure of the degree of water pollution. Also called biological oxygen demand.
biochemical oxygen demand
n
(Life Sciences & Allied Applications / Environmental Science) a measure of the organic pollution of water: the amount of oxygen, in mg per litre of water, absorbed by a sample kept at 20°C for five days Abbreviation BOD
biochemical oxygen demand  (b-km-kl)
The amount of oxygen required by aerobic microorganisms to decompose the organic matter in a sample of water, such as one polluted by sewage. It is used as a measure of the degree of water pollution.


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It is also used to lower refining energy, biochemical oxygen demand, and overall paper manufacturing costs.
What you need to know about starch in papermaking by Mishra, Ashok Kumar / Solutions - for People, Processes and Paper
We evaluated the potential for the ground wood wastes to impact oxygen demand by measuring biochemical oxygen demand in the runoff: There was no difference in biochemical oxygen demand between the dimensional lumber control and the treatments containing engineered wood products, but all the mulch treatments had a higher average biochemical oxygen demand than the bare soil control.
Passing inspection: a new study examines the effects of wood ... by Gaskin, Julia W. / Construction & Demolition Recycling
Thirty-eight percent of the measurements were highly acidic, and mean levels of biochemical oxygen demand and total suspended solids exceeded standards of the Ministry of Environment by 20- to 30-fold (Table 2).
Cancer risks in naval divers with multiple exposures to carcinogens. ... by Peretz, Tamar / Environmental Health Perspectives
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