Of major concerns are: outdoor air pollution by carbon particles associated with polycyclic aromatic hydrocarbons; indoor air pollution by environmental tobacco smoke, formaldehyde and volatile organic compounds such as benzene and 1,3 butadiene, which may particularly affect children, and food pollution by food additives and by carcinogenic contaminants such as nitrates, pesticides, dioxins and other organochlorines. In addition, carcinogenic metals and metalloids, pharmaceutical medicines and cosmetics may be involved
Nathan Goodyear on 14 Nov 12Areas of high exposure of Dioxin in Vietnam found to have associated elevated salivary cortisol, cortisone, and DHEA. Now, this can only be seen as an association, but they did find these elevations only in the "hot spots" and not in low exposure areas.