General Discussion
In reply to the discussion: Do smoking bans apply to e-cigarettes? [View all]beevul
(12,194 posts)Its propylene glycol, which is used by asthma inhalers such as nebulizers, and given to lung transplant patients, and even dispersed within the air circulation system at some hospitals because it is a germicide, I'm told.
That's probably pretty safe to be inhaling, first or second hand, I think.
And its also vegetable glycerin, which is used in about a hundred things just about everyone touches, tastes, feels and ingests every day.
Also safe, I'd say.
Whether its one or both of those things, depends on the blend of e-juice.
Its also flavor additive, and nicotine. Debate can be had about the level of safety of these things, however it is important to keep in mind that the VG/PG solution makes up 90 to 95 percent of a given volume of most e-juices, and the flavor and nicotine make up 5-10 percent of it.
The 10 thousand-ish other things also present in cigarette smoke, are not present in vapor from vaping.