When traveling you may wonder about the potential hazards of the HazMat you see transported on our nation’s highways.  Fortunately the Hazardous Material Regulations (HMR) of the Pipeline and Hazardous Materials Safety Administration (aka: PHMSA, one of many transportation-related administrations within the US Department of Transportation) require both Shippers and Carriers of HazMat to ensure it is transported in commerce safely and in a manner that communicates the potential hazards of the material.  The purpose of this article is to take one example of HazMat in transportation and decipher the meaning of the hazard communication methods in use.  The content of this article is based on the visible elements of the images in this article and my knowledge of the HMR.

Is it safe? What’s on that truck?

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