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Definitions (40)
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adsorbable organically bound halogens
fraction of the halogenated organic compound which can be adsorbed to activated carbon and thus is easily quantified
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bioaccumulation
accumulation of fat-soluble and stable pollutants in fat tissues in animals, typically fat, liver and brain in man, egg yolk in birds, and mothers milk
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biochemical oxygen demand
the amount of oxygen used for biological decomposition during a given period of time, 7 or 5 days, used as a measure of discharged organic substance
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biocides
natural or synthetic chemical compounds toxic to living organisms used to control various plants (weeds) or animals (pests); used in agriculture, forestry and horticulture
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biomagnification
the increased concentration of fat-soluble and stable pollutants in the upper parts of a food chain
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chromatography
method to separate individual constituents in a sample between a solid and a mobile phase during their flow in a chromatographic system
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congeners
variants of a class of organic compounds that differ in e.g. the number of chlorine atoms in the basic structure
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consumption emissions
emissions caused by the use and, later on, disposal of a product
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dioxins
are a structurally closely related group of hydrophobic chemicals, which are persistent and bioaccumulating, and some of them extremely toxic; Dioxins are polychlorinated dibenzo-p-dioxins (PCDDs). The closely related dibenzofurans (PCDFs) have dioxin-like properties
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ecological rucksack
material which is moved but not used, e.g. the overburden from mining
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