Source: WINSTON-SALEM JOURNAL, 9/4/15

Smoke billowed from the nearly 1,500 "vapers” who filled the bottom floor of the Benton Convention Center on Friday.
The thick fog — reaching from floor to ceiling at VapeMania 15 — was a clear sign of those consumers’ preference for vaporizers over electronic cigarettes at a time when just 15.2 percent of adult Americans smoke combustible cigarettes.

For more of this story, click here.