Hazardous chemical accidents are occurring almost daily, on average, in the United States, exposing people to dangerous toxins through fires, explosions, leaks, spills and other releases, according to a new analysis by non-profit researchers. The report, prepared by Coming Clean, in conjunction with a network of environmental and economic justice organizations in the Coalition to Prevent Chemical Disasters, documents what it calls an “alarming frequency” of accidents, and comes a month before US regulators are expected to release final rules aimed at preventing such incidents.