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CAOHC Hearing Conservation Student Study Guide

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The Hearing Conservation Student Study Guide© contains instructional support information for the domains and tasks found in the Occupational Hearing Conservationist (OHC) Standardized Exam Blueprint. The Student Study Guide© was designed to be used by Course Directors (CDs) to help supplement their OHC course instruction and by OHCs to help them review for the Standardized Certification and Recertification exam.

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