Benzofurans - toxicity, Air Pollutants - analysis, Mercury - analysis, Air Pollutants, Occupational - toxicity, Polychlorinated Dibenzodioxins - analysis, Dibenzofurans, Polychlorinated, Cremation, Polychlorinated Dibenzodioxins - analogs & derivatives, Mercury - toxicity, Benzofurans - analysis, Occupational Exposure - analysis, Air Pollutants, Occupational...