If you use nicotine, so does your pet! Way to Quit Vaping is Dangerous for Dogs Kinship Pets and Vaping: What's the Risk? E Cigarette Direct One of our customers has had first hand experience of this recently. One cigarette butt can contain enough nicotine to poison a dog. Especially puppies and smaller breeds. What can happen 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.