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 Vaping Around Dogs Safe Ways to Vape If You Have a Dog Secondhand (and Third Hand) Smoke May Be Making Your Pet Sick FDA Vets warn of dangers of vaping and smoking around pets News from Scotland Do you smoke and live with a cat or dog? Your pet may be at higher risk of cancer because of secondhand smoke and toxins. Learn how you can protect your pets: Can dogs get high from secondhand smoke? What to know GreenState