WHO warning on vaping draws harsh response from U.K. researchers | Science | AAAS
Is Vaping Better Than Smoking? | American Heart Association
E-cigarette | Characteristics, Safety Issues, & Regulation | Britannica
Peer Health Usask - MYTH: Vaping without nicotine is totally safe. FACT: While vaping without the use of nicotine means that you won't become addicted to nicotine, the truth is that e-cigarettes
10 Reasons Why Vaping Without Nicotine is Actually Awesome
Can You Vape Without Nicotine? | MONVAPER
How safe is vaping? | University of California
E-cigarettes: Facts, stats and regulations
Is Vaping Without Nicotine Safe? (Pros & Cons, 3 Safe Vapes)