Meaning Background concentration
What does Background concentration mean? Here you find 3 meanings of the word Background concentration. You can also add a definition of Background concentration yourself
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Background concentrationRepresents the average amount of toxic chemicals in the air, water or soil to which people are routinely exposed. More than half of the background concentration of toxic air in metropolitan areas comes from automobiles, trucks and other vehicles. The rest comes from industry and business, agricultural, and from the use of paints, solvents and che [..]
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Background concentrationThe pollutant levels that are found throughout the continental United States even in "clean air locations," areas where no man-made air toxic emissions would be expected. They are a [..]
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Background concentrationRepresents the average amount of toxic chemicals in the air, water or soil to which people are routinely exposed. More than half of the background concentration of toxic air in metropolitan areas come [..]
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