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Particle size affects contact electrification

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CoTec Holdings Corp.: CoTec Announces Updated Mineral Resource and Positive Preliminary Economic Assessment for the Lac Jeannine Iron Tailings Project, Québec, Canada

VANCOUVER, BC / ACCESS Newswire / May 20, 2026 / CoTec Holdings Corp. (TSXV:CTH)(OTCQB:CTHCF) ("CoTec" or the "Company") is pleased to announce an updated independent Preliminary Economic Assessment ( ...

Meta Critical Minerals Inc.: Meta Critical Minerals Commences Environmental Baseline Studies at Table Mountain Silica Project, BC

VANCOUVER, BC / ACCESS Newswire / May 19, 2026 / Meta Critical Minerals Inc. (formerly Troy Minerals Inc.) (the "Company" or "Meta") (CSE:MTTA)(OTCQB:MTTAF)(FSE:VJ3) reports that it has engaged Greenw ...