Different Types Of Secondhand Smoke
Since 1964, 2,500,000 people have died from secondhand smoke (Secondhand smoke (SHS) facts, Dec. 20, 2016). There are two types of secondhand smoke: sidestream and mainstream. Sidestream smoke is the smoke that comes off of the burning end of the cigarette. Mainstream smoke is the smoke that is exhaled by the smoker (Health risks of … Read more
