Why should a driver be cautious about accepting a hazardous materials container with a damaged or missing required marking, even if the package itself appears intact?
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Correct answer to question 168 (Hazardous Materials): Missing markings prevent responders and others from correctly identifying the material if a problem occurs
Why
Even a physically intact container with missing or damaged required markings leaves responders and others without a reliable way to identify the material inside if a problem develops, which is itself a safety risk worth refusing to accept.
Updated: November 2026