Fact Check: CDC Did NOT Raise 'Lethality' Bar For Vinyl Chloride Just Before Ohio Derailment
Did the Centers for Disease Control change the level of exposure considered lethal for vinyl chloride from 100 parts per million to 100,000 parts per million shortly before the February 3, 2023 train derailment and vinyl chloride spill near East Palestine, Ohio? Was this change the first such revision "since 1987"? No, that's not true: Vinyl chloride's toxicity profile on…