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OSHA Publishes Four Letters of Interpretation on Hazcom Rule

Posted in on Fri, May 23, 2014

OSHA has published four letters of interpretation on its revised Hazard Communication Standard.  One letter provides guidance on how to classify health hazards of petroleum streams under the new rule.  The others address combustible dust, hazards not otherwise classified, and classification criteria for Single Target Organ Toxicity.  The March 4 letters can be found at

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