Dobson Units - Measurement unit for determining the total amount of ozone present in a vertical column of air above the surface of the earth.
Dobson Unit (DU): Units of ozone level measurement. measurement of ozone levels. If, for example, 100 DU of ozone were brought to the earth's surface they would form a layer one millimeter thick.
Dobson Unit (DU)
Units of ozone level measurement. If, for example, 100 DU of ozone were brought to the earth's surface they would form a layer one millimetre thick. Ozone levels vary geographically, even in the absence of ozone depletion.
Decision Unit. Ducks Unlimited; Dobson Unit
DUC
Decision Unit Coordinator ...
The standard way to express total ozone amounts in the atmosphere is by using Dobson units. Ozone used in industry is measured in ppm (OSHA exposure limits for example), and percent by mass or weight.
Dobson Unit The unit of `Column (or Total) Ozone' - the amount of ozone directly above a point on the Earth's surface. More Information.
E ...
 See also: Pollution, Chlorine, Environmental, Water, Air
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