Suncor Energy oil refinery emits burst of ‘clay-like’ hydrogen sulfide air pollution Post published:March 18, 2020 Post category:Critical Infrastructure Failure / Environmental Denver, Colorado https://www.denverpost.com/2020/03/17/suncor-energy-oil-refinery-denver-air-pollution/ Author: CIP-News Read more articles Previous PostPower Outage In Jackson Next PostDowntown Phoenix explosion caught on camera, knocks out power