Not popcorn lung.

The first case of popcorn lung was a worker who made popcorn, produced popcorn, and ate popcorn or caused popcorn lung In 2004, Eric Pipps, a former employee of a microwave-heated popcorn factory in Missouri was diagnosed with "diacetyl (diacetyl) inhalation occlusive bronchiolitis "

Definition of e-cigarette

Electronic cigarettes, which rely on electronic heating to vaporize a liquid containing glycerin, nicotine, propylene glycol, flavorings, and produce smoke in the form of water vapor, which enters the body to be absorbed into the bloodstream and mucous membranes through synthetic nicotine to achieve a nicotine experience equivalent to that of cigarettes. But it is important to note here that tar, which is more harmful to the body, is not, because it does not burn.

Bypasses a lot of harmful substances. Electronic cigarettes are not absolutely harmless, as a professional engaged in the electronic cigarette industry veterans I can be very responsible to tell you, electronic cigarettes exist a certain degree of harm, but experimental studies have shown that electronic cigarettes are ninety-five percent healthier than cigarettes.