Electronic cigarette Wikipedia E cigs a 'consumer driven' revolution born from a bad dream Reuters Hon Lik invented the e cigarette to quit smoking but now he's a dual user Vaping The Guardian Toxins produced by e cigarettes vary by flavor E cigarettes, invented in China in 2003 as a smoking alternative, are safer than combustible cigarettes but not risk free, exposing users to nicotine and other chemicals that can harm the heart, lungs, and