Other Toxic Metals Aluminium | Cadmium | Selenium | Lead | Arsenic Antimony is used for hardening lead, and in the manufacture of batteries and cables. Antimony trioxide is possibly carcinogenic to humans. Rare side effects: Lung disease Skin cancer, especially in those who smoke. Other Toxic Metals Aluminium | Cadmium | Selenium | Lead | Arsenic Related Posts Keep this in Mind…. Roasted Radish “Chips” (phase 1-4) serves 1-2 Chicken Florida (phase 1-4) serves 4 Eat your greens! Getting a Non-Runner to RUN!