Metals found in disposable e cigarette vapor could pose health risks American Chemical Society E Cigarettes and Vaping PPAC Central Healthy Big Tobacco hides the truth, so here it is: vapes contain toxic chemicals with serious health risks, like: Nicotine an addictive poison, harmful to developing brains. Benzene a Did you know: benzene, which is found in car exhaust; and heavy metals, such as nickel, tin, and lead can be in vape and secondhand vape! I learned something new. Get the Researchers Note Latest Vaping Concern: 'Hacked' E Cigarette Devices News Yale Medicine