Aromatic hydrocarbons increase cancer risk
By JOAN YEA | February 9, 2017Polycyclic aromatic hydrocarbons (PAHs) are naturally occurring chemicals released by the combustion of organic matter, including wood, coal, oil and gasoline. As a result of increased biofuel consumption in recent years, PAHs have become major pollutants in the atmosphere and 15 PAHs have been identified as carcinogens.

















