Electronic cigarettes and toxic substances,including arsenic species

摘要

Electronic cigarettes,or e-cigarettes,are battery-powered devices that heat a liquid and deliver an aerosolized product to the user via inhalation.Electronic cigarettes are also popularly called"e-cigs","vapes","e-hookahs","mods",and"tank systems".A large variety of e-cigarettes are commercially available.Some e-cigarettes look like regular cigarettes,cigars,or pipes while others look like USB drives,pens,and popular everyday items.