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 is Dangerous for Dogs Kinship If you use nicotine, so does your pet! Way to Quit Pets and Vaping: What's the Risk? E Cigarette Direct Vaping Liquid Can Be Deadly If Ingested By Pets, Vet Warns Tobacco Smoke, Vaping, Nicotine, and The Risk They Pose to Our Pets Green Acres Kennel Shop