TSRC, Tob. Sci. Res. Conf., 2015, 69, abstr. 53
Influence of cigarette filter ventilation on smokers’ mouth level exposure to tar and nicotine: a retrospective meta-analysis of 11 studies in 9 countries
(1) British American Tobacco (Investments) Limited, Southampton, UK; (2) R.J. Reynolds Tobacco Company, Winston-Salem, NC USA
Cigarette filter ventilation allows air to be drawn into the mainstream smoke which, when the ventilation is unblocked, dilutes the smoke. When cigarettes are machine-smoked using the Health Canada Intense method, ventilation holes are blocked and this ...