Full Circle Lithium Successfully Extinguishes Persistent C&D Landfill Lithium-Ion Battery Fire

Key Highlights Fire fully extinguished in under one hour — hot spots cleared within two hours, all smoldering zones resolved within three hours FCL-X™ succeeded where conventional suppression methods failed after three days of continuous effort by local fire crews Incident underscores a growing U.S. crisis: lithium-ion battery landfill fires are rising sharply with no proven sector-wide suppression solution¹² TORONTO, June 3, 2026 /PRNewswire/ - Full Circle Lithium Corp. ("FCL" or the "Company") (TSXV: FCLI) (OTCQB: FCLIF) (FSE: K0Q), a leading U.S.-based manufacturer of lithium-ion battery fire extinguishing products, today announced the successful suppression on May 18, 2026, of a persistent construction and demolition (C&D) landfill fire in Evans County, Georgia, believed to have been ignited by an improperly disposed lithium-ion battery. The deployment marks another significant real-world validation of FCL-X™'s  proprietary fire suppression technology in one of the most challenging environments facing the waste management industry today.