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Oversight of recent EPA decisions : hearing before the Committee on Environment and Public Works, Un

United States. Congress. Senate. Committee on Environment and Public Works.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2010. 2010

Perchlorate contamination drinking water: regulatory issues and legislative actions

Tiemann, Mary, author.
[Washington, D.C.] : Congressional Research Service, 2019- 2019

Perchlorate health and environmental impacts of unregulated exposure : hearing before the Subcommitt

United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Environment and Hazardous Materials.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2008. 2008