Petroleum Product of the Week: E JUICE (PG) Petroleum Service Company Nicotine, propylene glycol, sweet flavorings, and various toxic chemicals like carcinogens and heavy metals are found in vape juice, posing health risks, especially to youth. PG and VG are two common base ingredients in e liquids for electronic cigarettes, playing crucial roles in various vaping products. Let's explain their meanings using simple and understandable Ge Gou vape pen refillable TikTok Shop Refillable Pod Vape Kits Vape UK Refillable Vape Kits 88Vape