Randall Smith of the Chattanooga Vapor Company, center, exhales as he attends Vapecon at the Chattanooga Convention Center on Sunday, May 31, 2015, in Chattanooga. His company did not have a booth at the event, but he came to check out products from dozens of companies from around the country. This story is free to read.
Photos: Vapor gets in your eyes
Randall Smith of the Chattanooga Vapor Company, center, exhales as he attends Vapecon at the Chattanooga Convention Center on Sunday, May 31, 2015, in Chattanooga. His company did not have a booth at the event, but he came to check out products from dozens of companies from around the country.