Vaping isn't just harmful to humans it's dangerous for our pets too! The aerosols from e cigarettes contain toxic chemicals and nicotine that can seriously harm pets if inhaled or ingested. Secondhand Vape Exposure: Effects, Who's at Risk, and More Secondhand (and Third Hand) Smoke May Be Making Your Pet Sick McCleary Animal Hospital Is Vaping Around Dogs Bad? How to Vape Safely Around Your Pets Vaped Behavioral changes in domestic dogs associated with exposure to secondhand smoke: A cross sectional study ScienceDirect