Is Second hand Vape Smoke Harmful Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases Effects Of Second Hand Vape Smoke Harmful To Dogs Is Secondhand Smoke Worse Than Smoking A Cigarette Australia Is Second Hand Vape Harmful Chemicals Second Hand Vaping: Minimal Impact Compared to Smoking