Vaping has become common, but it's important to know what you're inhaling. Many e cigarettes contain nicotine, heavy metals like nickel and lead, and chemicals that can harm your lungs and overall health. Safe Which is worse: swallowing a spoonful of bleach or a spoonful of nicotine vape juice? Answer: VAPE PEN LIQUID. Liquid nicotine is very poisonous, especially to ingest. Even E cigarettes, commonly known as Vapes are systems that heat a liquid to create aerosols that are inhaled by the user. Here are some facts to note about vaping: Vape emissions typically contain What to Do if a Child Swallows a Vape Liquid Pod? Guide for Parents & Caregivers