CokePyrenesPolycyclic CompoundsCoalPolycyclic Hydrocarbons, AromaticExtraction and Processing IndustryHydrocarbons, AromaticOccupational ExposureSteelMetallurgyHeat Stress DisordersAir Pollutants, OccupationalIndustryCarcinogens, EnvironmentalBenzeneHeat-Shock ProteinsRespiratory Tract NeoplasmsHeat StrokeCoal Tar