Nicotine-Free E-Cigarettes Can Damage Blood Vessels - Penn Medicine
Nicotine Base 5L Nicotine Base Vegetable Glycerin (VG) - Dampringen
PDF) Toxicity of the main electronic cigarette components, propylene glycol, glycerin, and nicotine, in Sprague-Dawley rats in a 90-day OECD inhalation study complemented by molecular endpoints