Tobacco Smoke is Poison Fresh Impaction collection and slurry sampling for the determination of arsenic, cadmium, and lead in sidestream cigarette smoke by inductively coupled plasma mass spectrometry Journal of Environmental Monitoring (RSC Publishing) Vaping Harmless. Vape aerosol contains toxic chemicals like formaldehyde, arsenic, lead, chromium, and nickel. They damage lungs. They harm developing brains. They raise cancer risks. We Toxic elements in cigarette smoke News Chemistry World What chemicals are in a cigarette? What does smoking do to your body? Cancer Research UK