I can do it at home, the smell won't linger': Do youths who vape know what they're inhaling? CNA Lifestyle How long does thirdhand smoke last? Thirdhand Smoke Resource Center Most people switch to dry herb vaping for one reason but stay for another., Heres the real lesson:, Combustion = smoke, lingering odor, and byproducts you may not want, Vaporization = Does Dry Herb Vaporizer Smell Linger? INHALCO