The article reports a major chemical accident occurred in a densely populated metropolitan district involving sulfur dioxide emissions of sulfuric acid plants. Possible scenarios for the exposure of neighborhood population are discussed and sulfur dioxide concentration estimates are compared with current legal reference values. The article concludes that building such scenarios can be helpful to analyze the risk of population exposure and it may become a useful decision-making tool on risk control.
environmental health; air pollution; environmental exposure; sulfur compounds; industrial pollution
