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HydroGraph Provides Update on Expanded U.S. Federal Government and Defense Focus, Calls for Graphene to Be Designated a Critical Material

AUSTIN, Texas, July 23, 2026 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE:HG) (OTCQB:HGRAF) ("HydroGraph" or the "Company") today provided an update on its activities in the federal government