Some painted areas are more exposed to wear and tear like Windows and window sills, doors and door frames, stairs, railings and banisters, porches and fences. Dust from paint and soil enter into the air after vacuuming, sweeping, when people walk through it or when using strong fans. Lead glazed pottery or porcelain, or food stored in such items. Cadmium often occurs together with lead . Cadmium that can appear in some common items like paint, batteries, cups, glazed pottery or porcelain and raincoats, is even more toxic than lead.
Drinking water can contain lead, especially if the plumbing contains lead solder.
Lead cannot be seen, smelled or tasted in drinking water. Root fillings contain lead and cadmium. Poultry can be fed on lead-contaminated food from the PetFood Industry if one is to believe on article. The Fluoridation treatment agent solution for drinking water has at least in one case contained not only Fluoride according to an article about a paper prepared by Lucifer Chemical Industries. It also can contain heavy metals like Lead as well as Arsenic, Barium, Cadmium , Iron, Iodine, Mercury, Selenium, Uranium, Polonium, Silver etc.