dynaCERT $DYA $DYFSF Discusses Year End Overview of #2020 January 4, 2021January 4, 2021Admin dynaCERT $DYA $DYFSF Year End Overview of 2020: https://myemail.constantcontact.com/dynaCERT—InvestorIdeas-Cleantech—Climate-Podcast—Management-Discusses-their-Global-Solution-to-Reduce-Pollution.html?soid=1129589666746&aid=M45SEnL8rFE www.dynacert.com