October 25, 2019 TSX.V: DYAOTCQB: DYFSFFRA: DMJHydraGEN™ Technology Approved in Underground Mining TORONTO, ON--(Globe Newswire – October 25, 2019) - dynaCERT Inc. (TSX VENTURE: DYA) (OTCQB: DYFSF) (FRA: DMJ) (“dynaCERT” or the “Company”) is pleased ...