5E Advanced Materials Inc. has announced shipments of 20 tons of boric acid produced at its Fort Cady facility in Southern California, marking a significant milestone in its transition toward commercial production. The company will also ship an additional 1,000 pounds of boric acid for domestic boron carbide production. These shipments validate 5E's operational capability and support its strategy to establish a secure, U.S.-based supply of critical boron materials for use in energy, specialty glass, and defense sectors. Fort Cady is one of the largest known undeveloped boron deposits in North America and has been designated as Critical Infrastructure by the U.S. Department of Homeland Security.