09:56 AM EST - PyroGenesis Inc. : Announces that Rio Tinto and Alcoa are presenting today, at the annual conference of The Minerals, Metals & Materials Society, data that confirms that PyroGenesis’ patented plasma torches provide significant reductions and/or cost savings in key operational metrics when compared to natural gas burners. PyroGenesis Inc.
shares T.PYR are trading up $0.08 at $0.58.
