Vape pens come in many shapes and sizes, but they all work based on the same principle: A battery-powered core heats and then rapidly cools a vape liquid, also called e-liquid or vape juice, creating a smoke-free aerosol that a user inhales, or "vapes." Vape juice can contain nicotine that's either synthetic or derived from tobacco, but it doesn't contain tobacco leaves or other chemicals found in the plant
J Allergy Clin Immunol 2018
The presence of benzyl alcohol, which can cause coughing, dizziness, and headaches, was identified in one sample by both methods [3]
While tobacco use has been declining overall, the new studys authors point out that smoking remains Americas leading cause of preventable deaths, with nearly 70% of smokers saying theyre interested in quitting
Drawing skeletons was a standard exercise at the academy, but painting them was not part of the curriculum