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copper mining air emissions

what is in this chart this chart shows total air emissions, as reported annually to epas toxics release inventory tri between 1998 and 2017, by establishments classified into naics 2122 metal ore mining. total air emissions for this sector decreased from 6.2 million pounds in 1998 to 2.4 million pounds in 2017

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These two kinds of have 7 series and 72 models in total.


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