And some are extremely beautiful. Williams agrees
Users can reduce a potential exposure considerably by not using shared mouthpieces, using personal devices, and engaging in proper cleaning habits
Subtle is the best way of describing this one in a good way
However, we are at a loss to explain the effect, unless it also relates to public discussion of the utility of yield information (which identifies nominally low tar cigarettes), something that was being promoted in the UK, as a lead in to reducing the upper limits on yields (something that occurred from early 2004), while in Australia the limited public debate was around removal of the yield information as misleading
Ibironke O, McGuinness LR, Lu SE, Wang Y, Hussain S, Weisel CP, et al