Why were the chemicals burned after the derailment?

Debate over vinyl chloride has simmered for years, but gained a new urgency after the Feb. 3 derailment of a 50-car Norfolk Southern freight train in East Palestine. Three days later, emergency crews released toxic vinyl chloride from five tank cars and burned it to keep them from exploding.



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“The decision was made to go ahead and allow that process to happen, to prevent that catastrophic failure of the railroad car, Drabick said. Norfolk Southern CEO Alan Shaw has been called before both Ohio lawmakers and members of Congress, and he apologized for the derailment.

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What were the five chemicals the EPA found at the site? On Feb. 10, the EPA sent a letter to Norfolk Southern Railway Company reporting five toxic chemicals found in air, soil, or water surrounding the crash site. They are: vinyl chloride, butyl acrylate, ethylene glycol, isobutylene, and ethylhexyl acrylate.

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When the train derailed two weeks ago, it sent things like butyl acrylate into the Ohio River. The chemical has a fruity smell and inhaling it can cause headaches, dizziness, nausea and vomiting.

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The investigators' symptoms included sore throats, headaches, coughing and nausea – consistent with what some residents experienced after the February 3 train derailment that released a cocktail of hazardous chemicals into the air, water and soil.

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A freight train derailed in Tennessee after colliding with a truck carrying a concrete beam as it was crossing the tracks, police said.

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