Yes, but very negligible. I'll point you to a source instead -- look at Michael J. McFadden's answers. read more
Moderate levels of secondhand smoke deliver nicotine to the brain NIH-funded study shows how secondhand smoke may increase vulnerability to nicotine addiction. Exposure to secondhand smoke, such as a person can get by riding in an enclosed car while someone else smokes, has a direct, measurable impact on the brain — and the effect is similar to what happens in the brain of the person doing the smoking. read more