CORESTA Meeting, Smoke/Technology, Xian, 2001, ST 01
Mouth insertion depth among Chinese smokers
Yunnan Academy of Tobacco Science, Kunming, Yunnan, China
Blocking of filter ventilation holes by smokers' lips during smoking (intentionally or unintentionally, partly or completely) , is an aspect of smoking behavior which could increase mainstream smoke yields. One way in which the ventilation holes can...