Study: E-Cigarettes Could Cause ‘Third-Hand Smoke’ Concern

A study by researchers at the Roswell Park Cancer Institute shows the vapors from electronic cigarettes leave behind a potentially toxic residue known as “third-hand smoke.” The residue, which also occurs in regular cigarette smoke, clings to clothing, furniture and walls, and it’s nearly impossible to get rid of. Doctors say more research is needed to fully understand exactly how E-Cigarettes affect the body.