Training and Certifications
- Occupational Hearing Conservationist (OHC)

Resources for the OHC

Welcome to the OHC Resources section. Here you will find useful policies and industry resources that may be helpful for COHCs.

OHC Course and Exam Preparation

Hearing Conservation Study Guide- study help for the OHC exam
OHC Exam Guide - all about the Online Exam
Pay for Your Exam
Take your Exam Here

CAOHC Resources for Certified Occupational Hearing Conservationists

Industry Resources for Occupational Hearing Conservationists

Inquiring Ears Want to Know - A fact sheet from NIOSH
How do you know if you need a hearing test? - A quiz from NIOSH
Frequently asked questions about hearing loss - Information from NIOSH
Marketing Yourself

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