Secondhand smoke and vapor is smoke from burning tobacco and nicotine products, like cigarettes or vapes. There is no safe level of exposure for people or pets around it. Protect you and 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 Smoking, Vaping, and Your Pets: What Every Pet Owner Should Know Belle Isle Animal Hospital Most people don't know that their pets can get sick from nicotine and secondhand smoke vaping aerosol. Protect your pup, guard your gecko, and keep your kitty safe. Our pets trust us to Secondhand smoke and e cigarette aerosol exposure in dogs and cats: A scoping review with implications for smoking cessation among pet owners