Is Vaping Near Pets Dangerous? Rocklin Ranch Veterinary Hospital & Urgent Care If you use nicotine, so does your pet! Way to Quit Vaping is Dangerous for Dogs Kinship Your dog can't tell you they're breathing in secondhand smoke, but their lungs feel it. Protect your pets by keeping your home tobacco free. #QuitForThem #NationalDogDay 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.