downloadable resources
About Barr
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Corporate brochure
read our company brochure
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Environmental policy
Corporate environmental policy
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EEO-AA policy
Equal Employment Opportunity and Affirmative Action policy
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Anti-harassment policy
Anti-harassment policy
Technical Publication
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Major-source boiler MACT
Final reconsideration of the major-source boiler MACT
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Area-source boiler GACT
Final reconsideration of the area-source boiler GACT
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Boiler MACT energy assessments
Energy assessments required under major-source boiler MACT
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Mercury studies
Summary of studies on mercury in blood and fish-consumption rates in the Lake Superior basin
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Michigan Part 201 proposed cleanup criteria
April 2016 proposed revisions
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TSCA reform
Biggest environmental legislation in two decades
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Tunnels and Tunnelling, August – September 2017
Repairs and restoration of the Trout Brook interceptor in Saint Paul, Minnesota