Are Cigarettes Toxic? Illinois Poison Center Parents who vape should be aware that even a very small amount of the liquid nicotine used to refill e cigarettes can be dangerous and even deadly for children. The liquid can be Will vaping make you skinnier? Study shows e cigarettes may help dieters Nicotine pouches responsible for growing number of poisonings of young children, study finds CNN Tobacco and nicotine poisoning Poison Control Health Matters: Tips for stopping smoking or vaping