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HazMat

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Cylinder Advisory

In June 2023, PHMSA issued a Safety Advisory to notify the public of cylinders that were over-pressurized during the requalification process and require condemnation. Approximately 10,000 DOT 3AL cylinders are affected, especially those used in medical oxygen service, requalified by Requalifier...

Hazardous Matters October-December 2023

Hazardous Matters header graphic

"Hazardous Matters" is the quarterly newsletter for PHMSA's Office of Hazardous Materials Safety (OHMS). As always, it is packed with the latest news, expert tips, and essential insights for the safe handling and shipment of hazardous materials. Stay informed, stay safe!

Hazardous Matters July 2023

Image of tank truck driving into sunset with words "Hazardous Matters" overlayed.

Introducing “Hazardous Matters”—the quarterly newsletter for PHMSA's Office of Hazardous Materials Safety. As always, it is packed with the latest news, expert tips, and essential insights for the safe handling and shipment of hazardous materials.