Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center 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 The severe dangers of smoking around your dog First Aid for Pets Everyone knows that secondhand smoke is harmful to humans, but did you know it can be equally detrimental to your pets?