biological oxygen demand


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Related to biological oxygen demand: Dissolved Oxygen

biological oxygen demand

bi′ochem′ical ox′ygen demand`


n.
the oxygen required by aerobic organisms, as those in sewage, for metabolism. Also called biological oxygen demand.
[1925–30]
References in periodicals archive ?
Biological oxygen demand was as high as 8,410 mg/l due to the presence of organic matter.
The HiPAF system, working in conjunction with a tertiary sand filter, produces treated effluent with Biological Oxygen Demand (BOD) level sub 10mg/l and Suspended Solids (SS) level sub 10mg/l.
A leading manufacturer of decaffeinated and specialty teas reduces biological oxygen demand (BOD) levels with a liquid solid separator.
DO meters can also be used to calculate chemical oxygen demand (COD) and biological oxygen demand (BOD), although titrators and respirometers are also often used for these applications.
Alternatively placing material with a high biological oxygen demand at the soil surface such as animal manures or other agricultural wastes will be effective in reducing pyrite oxidation.
BOWEN: Treatment of paper mill waste streams using microorganisms to reduce biological oxygen demand (BOD) is fast becoming a "best practice.
Measures such as biological oxygen demand, total suspended solids, and sediment levels for observed pollutants state the case for severe contamination, even if dose estimates based on concentrated water samples are too high.
Durham City magistrates were told that agency samples showed the biological oxygen demand of the substance of the burn - the ability to strip oxygen from water - was twice as high as raw sewerage, and the pollution spread for two kilometres.

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