Testing for elevated radon in Oregon schools

Title from PDF cover (viewed on December 13, 2016)., "OHA 4000 (06/16)"--Page 60., "This document provides Oregon school districts with a protocol to accurately test for elevated radon levels in school building, per Oregon Revised Statute (ORS) 332.166-167"--Page 2., This archived document is maintained by the Oregon State Library as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes., Includes bibliographical references (page 41)., Mode of access: Internet from the Oregon Government Publications Collection., Text in English.
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This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.