What Is Vaping?

Last week’s message on smoking resulted in several questions about electronic cigarettes, a subject I haven’t addressed before. Let’s start with the basics.

An electronic cigarette or e-cigarette is a nicotine-delivery system. There are three essential components: the nicotine source, a heat source used to vaporize the liquid source of nicotine, and a power source in the form of a battery. The last two are pretty straightforward. The heat has to get high enough fast enough to vaporize the fluid quickly, hence the term vaping instead of smoking.

The nicotine source provides the drug. That . . .

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