Toxicity, Chemistry, and Public Health Relevance of Emerging Nicotine Analog Vapes, Pods, and Pouches Chemical Research in Toxicology The Dangers of Vaping Oral Health Perspective Vaping is NOT Harmless. Know the long term effects before it's too late! Most e cigarette liquids contain high levels of nicotine, which is highly addictive. Despite the legal age being 21, vaping devices Think Before You Vape! Vaping isn't harmlesse cigarettes can contain nicotine, heavy metals, and harmful chemicals. Risks include addiction, lung injury, and heart issues. Protect your health and make informed choices! # First comparison of dangers of tobacco cigarettes, e cigarettes and waterpipes Ecigarettes and respiratory health: the latest evidence Miyashita 2020 The Journal of Physiology Wiley Online Library